move src out of srv, clean up default.nix and Makefile

5 files changed, 2727 insertions, 0 deletions

diff --git a/src/http/static/viz/2/goog/math/coordinate.js b/src/http/static/viz/2/goog/math/coordinate.js
new file mode 100644
index 0000000..0dc2469
--- /dev/null
+++ b/src/http/static/viz/2/goog/math/coordinate.js
@@ -0,0 +1,279 @@
+// Copyright 2006 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview A utility class for representing two-dimensional positions.
+ */
+
+
+goog.provide('goog.math.Coordinate');
+
+goog.require('goog.math');
+
+
+
+/**
+ * Class for representing coordinates and positions.
+ * @param {number=} opt_x Left, defaults to 0.
+ * @param {number=} opt_y Top, defaults to 0.
+ * @struct
+ * @constructor
+ */
+goog.math.Coordinate = function(opt_x, opt_y) {
+  /**
+   * X-value
+   * @type {number}
+   */
+  this.x = goog.isDef(opt_x) ? opt_x : 0;
+
+  /**
+   * Y-value
+   * @type {number}
+   */
+  this.y = goog.isDef(opt_y) ? opt_y : 0;
+};
+
+
+/**
+ * Returns a new copy of the coordinate.
+ * @return {!goog.math.Coordinate} A clone of this coordinate.
+ */
+goog.math.Coordinate.prototype.clone = function() {
+  return new goog.math.Coordinate(this.x, this.y);
+};
+
+
+if (goog.DEBUG) {
+  /**
+   * Returns a nice string representing the coordinate.
+   * @return {string} In the form (50, 73).
+   * @override
+   */
+  goog.math.Coordinate.prototype.toString = function() {
+    return '(' + this.x + ', ' + this.y + ')';
+  };
+}
+
+
+/**
+ * Returns whether the specified value is equal to this coordinate.
+ * @param {*} other Some other value.
+ * @return {boolean} Whether the specified value is equal to this coordinate.
+ */
+goog.math.Coordinate.prototype.equals = function(other) {
+  return other instanceof goog.math.Coordinate &&
+      goog.math.Coordinate.equals(this, other);
+};
+
+
+/**
+ * Compares coordinates for equality.
+ * @param {goog.math.Coordinate} a A Coordinate.
+ * @param {goog.math.Coordinate} b A Coordinate.
+ * @return {boolean} True iff the coordinates are equal, or if both are null.
+ */
+goog.math.Coordinate.equals = function(a, b) {
+  if (a == b) {
+    return true;
+  }
+  if (!a || !b) {
+    return false;
+  }
+  return a.x == b.x && a.y == b.y;
+};
+
+
+/**
+ * Returns the distance between two coordinates.
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @param {!goog.math.Coordinate} b A Coordinate.
+ * @return {number} The distance between {@code a} and {@code b}.
+ */
+goog.math.Coordinate.distance = function(a, b) {
+  var dx = a.x - b.x;
+  var dy = a.y - b.y;
+  return Math.sqrt(dx * dx + dy * dy);
+};
+
+
+/**
+ * Returns the magnitude of a coordinate.
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @return {number} The distance between the origin and {@code a}.
+ */
+goog.math.Coordinate.magnitude = function(a) {
+  return Math.sqrt(a.x * a.x + a.y * a.y);
+};
+
+
+/**
+ * Returns the angle from the origin to a coordinate.
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @return {number} The angle, in degrees, clockwise from the positive X
+ *     axis to {@code a}.
+ */
+goog.math.Coordinate.azimuth = function(a) {
+  return goog.math.angle(0, 0, a.x, a.y);
+};
+
+
+/**
+ * Returns the squared distance between two coordinates. Squared distances can
+ * be used for comparisons when the actual value is not required.
+ *
+ * Performance note: eliminating the square root is an optimization often used
+ * in lower-level languages, but the speed difference is not nearly as
+ * pronounced in JavaScript (only a few percent.)
+ *
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @param {!goog.math.Coordinate} b A Coordinate.
+ * @return {number} The squared distance between {@code a} and {@code b}.
+ */
+goog.math.Coordinate.squaredDistance = function(a, b) {
+  var dx = a.x - b.x;
+  var dy = a.y - b.y;
+  return dx * dx + dy * dy;
+};
+
+
+/**
+ * Returns the difference between two coordinates as a new
+ * goog.math.Coordinate.
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @param {!goog.math.Coordinate} b A Coordinate.
+ * @return {!goog.math.Coordinate} A Coordinate representing the difference
+ *     between {@code a} and {@code b}.
+ */
+goog.math.Coordinate.difference = function(a, b) {
+  return new goog.math.Coordinate(a.x - b.x, a.y - b.y);
+};
+
+
+/**
+ * Returns the sum of two coordinates as a new goog.math.Coordinate.
+ * @param {!goog.math.Coordinate} a A Coordinate.
+ * @param {!goog.math.Coordinate} b A Coordinate.
+ * @return {!goog.math.Coordinate} A Coordinate representing the sum of the two
+ *     coordinates.
+ */
+goog.math.Coordinate.sum = function(a, b) {
+  return new goog.math.Coordinate(a.x + b.x, a.y + b.y);
+};
+
+
+/**
+ * Rounds the x and y fields to the next larger integer values.
+ * @return {!goog.math.Coordinate} This coordinate with ceil'd fields.
+ */
+goog.math.Coordinate.prototype.ceil = function() {
+  this.x = Math.ceil(this.x);
+  this.y = Math.ceil(this.y);
+  return this;
+};
+
+
+/**
+ * Rounds the x and y fields to the next smaller integer values.
+ * @return {!goog.math.Coordinate} This coordinate with floored fields.
+ */
+goog.math.Coordinate.prototype.floor = function() {
+  this.x = Math.floor(this.x);
+  this.y = Math.floor(this.y);
+  return this;
+};
+
+
+/**
+ * Rounds the x and y fields to the nearest integer values.
+ * @return {!goog.math.Coordinate} This coordinate with rounded fields.
+ */
+goog.math.Coordinate.prototype.round = function() {
+  this.x = Math.round(this.x);
+  this.y = Math.round(this.y);
+  return this;
+};
+
+
+/**
+ * Translates this box by the given offsets. If a {@code goog.math.Coordinate}
+ * is given, then the x and y values are translated by the coordinate's x and y.
+ * Otherwise, x and y are translated by {@code tx} and {@code opt_ty}
+ * respectively.
+ * @param {number|goog.math.Coordinate} tx The value to translate x by or the
+ *     the coordinate to translate this coordinate by.
+ * @param {number=} opt_ty The value to translate y by.
+ * @return {!goog.math.Coordinate} This coordinate after translating.
+ */
+goog.math.Coordinate.prototype.translate = function(tx, opt_ty) {
+  if (tx instanceof goog.math.Coordinate) {
+    this.x += tx.x;
+    this.y += tx.y;
+  } else {
+    this.x += Number(tx);
+    if (goog.isNumber(opt_ty)) {
+      this.y += opt_ty;
+    }
+  }
+  return this;
+};
+
+
+/**
+ * Scales this coordinate by the given scale factors. The x and y values are
+ * scaled by {@code sx} and {@code opt_sy} respectively.  If {@code opt_sy}
+ * is not given, then {@code sx} is used for both x and y.
+ * @param {number} sx The scale factor to use for the x dimension.
+ * @param {number=} opt_sy The scale factor to use for the y dimension.
+ * @return {!goog.math.Coordinate} This coordinate after scaling.
+ */
+goog.math.Coordinate.prototype.scale = function(sx, opt_sy) {
+  var sy = goog.isNumber(opt_sy) ? opt_sy : sx;
+  this.x *= sx;
+  this.y *= sy;
+  return this;
+};
+
+
+/**
+ * Rotates this coordinate clockwise about the origin (or, optionally, the given
+ * center) by the given angle, in radians.
+ * @param {number} radians The angle by which to rotate this coordinate
+ *     clockwise about the given center, in radians.
+ * @param {!goog.math.Coordinate=} opt_center The center of rotation. Defaults
+ *     to (0, 0) if not given.
+ */
+goog.math.Coordinate.prototype.rotateRadians = function(radians, opt_center) {
+  var center = opt_center || new goog.math.Coordinate(0, 0);
+
+  var x = this.x;
+  var y = this.y;
+  var cos = Math.cos(radians);
+  var sin = Math.sin(radians);
+
+  this.x = (x - center.x) * cos - (y - center.y) * sin + center.x;
+  this.y = (x - center.x) * sin + (y - center.y) * cos + center.y;
+};
+
+
+/**
+ * Rotates this coordinate clockwise about the origin (or, optionally, the given
+ * center) by the given angle, in degrees.
+ * @param {number} degrees The angle by which to rotate this coordinate
+ *     clockwise about the given center, in degrees.
+ * @param {!goog.math.Coordinate=} opt_center The center of rotation. Defaults
+ *     to (0, 0) if not given.
+ */
+goog.math.Coordinate.prototype.rotateDegrees = function(degrees, opt_center) {
+  this.rotateRadians(goog.math.toRadians(degrees), opt_center);
+};
diff --git a/src/http/static/viz/2/goog/math/integer.js b/src/http/static/viz/2/goog/math/integer.js
new file mode 100644
index 0000000..6907546
--- /dev/null
+++ b/src/http/static/viz/2/goog/math/integer.js
@@ -0,0 +1,808 @@
+// Copyright 2009 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Defines an Integer class for representing (potentially)
+ * infinite length two's-complement integer values.
+ *
+ * For the specific case of 64-bit integers, use goog.math.Long, which is more
+ * efficient.
+ *
+ */
+
+goog.provide('goog.math.Integer');
+
+
+
+/**
+ * Constructs a two's-complement integer an array containing bits of the
+ * integer in 32-bit (signed) pieces, given in little-endian order (i.e.,
+ * lowest-order bits in the first piece), and the sign of -1 or 0.
+ *
+ * See the from* functions below for other convenient ways of constructing
+ * Integers.
+ *
+ * The internal representation of an integer is an array of 32-bit signed
+ * pieces, along with a sign (0 or -1) that indicates the contents of all the
+ * other 32-bit pieces out to infinity.  We use 32-bit pieces because these are
+ * the size of integers on which Javascript performs bit-operations.  For
+ * operations like addition and multiplication, we split each number into 16-bit
+ * pieces, which can easily be multiplied within Javascript's floating-point
+ * representation without overflow or change in sign.
+ *
+ * @struct
+ * @constructor
+ * @param {Array<number>} bits Array containing the bits of the number.
+ * @param {number} sign The sign of the number: -1 for negative and 0 positive.
+ * @final
+ */
+goog.math.Integer = function(bits, sign) {
+  /**
+   * @type {!Array<number>}
+   * @private
+   */
+  this.bits_ = [];
+
+  /**
+   * @type {number}
+   * @private
+   */
+  this.sign_ = sign;
+
+  // Copy the 32-bit signed integer values passed in.  We prune out those at the
+  // top that equal the sign since they are redundant.
+  var top = true;
+  for (var i = bits.length - 1; i >= 0; i--) {
+    var val = bits[i] | 0;
+    if (!top || val != sign) {
+      this.bits_[i] = val;
+      top = false;
+    }
+  }
+};
+
+
+// NOTE: Common constant values ZERO, ONE, NEG_ONE, etc. are defined below the
+// from* methods on which they depend.
+
+
+/**
+ * A cache of the Integer representations of small integer values.
+ * @type {!Object}
+ * @private
+ */
+goog.math.Integer.IntCache_ = {};
+
+
+/**
+ * Returns an Integer representing the given (32-bit) integer value.
+ * @param {number} value A 32-bit integer value.
+ * @return {!goog.math.Integer} The corresponding Integer value.
+ */
+goog.math.Integer.fromInt = function(value) {
+  if (-128 <= value && value < 128) {
+    var cachedObj = goog.math.Integer.IntCache_[value];
+    if (cachedObj) {
+      return cachedObj;
+    }
+  }
+
+  var obj = new goog.math.Integer([value | 0], value < 0 ? -1 : 0);
+  if (-128 <= value && value < 128) {
+    goog.math.Integer.IntCache_[value] = obj;
+  }
+  return obj;
+};
+
+
+/**
+ * Returns an Integer representing the given value, provided that it is a finite
+ * number.  Otherwise, zero is returned.
+ * @param {number} value The value in question.
+ * @return {!goog.math.Integer} The corresponding Integer value.
+ */
+goog.math.Integer.fromNumber = function(value) {
+  if (isNaN(value) || !isFinite(value)) {
+    return goog.math.Integer.ZERO;
+  } else if (value < 0) {
+    return goog.math.Integer.fromNumber(-value).negate();
+  } else {
+    var bits = [];
+    var pow = 1;
+    for (var i = 0; value >= pow; i++) {
+      bits[i] = (value / pow) | 0;
+      pow *= goog.math.Integer.TWO_PWR_32_DBL_;
+    }
+    return new goog.math.Integer(bits, 0);
+  }
+};
+
+
+/**
+ * Returns a Integer representing the value that comes by concatenating the
+ * given entries, each is assumed to be 32 signed bits, given in little-endian
+ * order (lowest order bits in the lowest index), and sign-extending the highest
+ * order 32-bit value.
+ * @param {Array<number>} bits The bits of the number, in 32-bit signed pieces,
+ *     in little-endian order.
+ * @return {!goog.math.Integer} The corresponding Integer value.
+ */
+goog.math.Integer.fromBits = function(bits) {
+  var high = bits[bits.length - 1];
+  return new goog.math.Integer(bits, high & (1 << 31) ? -1 : 0);
+};
+
+
+/**
+ * Returns an Integer representation of the given string, written using the
+ * given radix.
+ * @param {string} str The textual representation of the Integer.
+ * @param {number=} opt_radix The radix in which the text is written.
+ * @return {!goog.math.Integer} The corresponding Integer value.
+ */
+goog.math.Integer.fromString = function(str, opt_radix) {
+  if (str.length == 0) {
+    throw Error('number format error: empty string');
+  }
+
+  var radix = opt_radix || 10;
+  if (radix < 2 || 36 < radix) {
+    throw Error('radix out of range: ' + radix);
+  }
+
+  if (str.charAt(0) == '-') {
+    return goog.math.Integer.fromString(str.substring(1), radix).negate();
+  } else if (str.indexOf('-') >= 0) {
+    throw Error('number format error: interior "-" character');
+  }
+
+  // Do several (8) digits each time through the loop, so as to
+  // minimize the calls to the very expensive emulated div.
+  var radixToPower = goog.math.Integer.fromNumber(Math.pow(radix, 8));
+
+  var result = goog.math.Integer.ZERO;
+  for (var i = 0; i < str.length; i += 8) {
+    var size = Math.min(8, str.length - i);
+    var value = parseInt(str.substring(i, i + size), radix);
+    if (size < 8) {
+      var power = goog.math.Integer.fromNumber(Math.pow(radix, size));
+      result = result.multiply(power).add(goog.math.Integer.fromNumber(value));
+    } else {
+      result = result.multiply(radixToPower);
+      result = result.add(goog.math.Integer.fromNumber(value));
+    }
+  }
+  return result;
+};
+
+
+/**
+ * A number used repeatedly in calculations.  This must appear before the first
+ * call to the from* functions below.
+ * @type {number}
+ * @private
+ */
+goog.math.Integer.TWO_PWR_32_DBL_ = (1 << 16) * (1 << 16);
+
+
+/** @type {!goog.math.Integer} */
+goog.math.Integer.ZERO = goog.math.Integer.fromInt(0);
+
+
+/** @type {!goog.math.Integer} */
+goog.math.Integer.ONE = goog.math.Integer.fromInt(1);
+
+
+/**
+ * @type {!goog.math.Integer}
+ * @private
+ */
+goog.math.Integer.TWO_PWR_24_ = goog.math.Integer.fromInt(1 << 24);
+
+
+/**
+ * Returns the value, assuming it is a 32-bit integer.
+ * @return {number} The corresponding int value.
+ */
+goog.math.Integer.prototype.toInt = function() {
+  return this.bits_.length > 0 ? this.bits_[0] : this.sign_;
+};
+
+
+/** @return {number} The closest floating-point representation to this value. */
+goog.math.Integer.prototype.toNumber = function() {
+  if (this.isNegative()) {
+    return -this.negate().toNumber();
+  } else {
+    var val = 0;
+    var pow = 1;
+    for (var i = 0; i < this.bits_.length; i++) {
+      val += this.getBitsUnsigned(i) * pow;
+      pow *= goog.math.Integer.TWO_PWR_32_DBL_;
+    }
+    return val;
+  }
+};
+
+
+/**
+ * @param {number=} opt_radix The radix in which the text should be written.
+ * @return {string} The textual representation of this value.
+ * @override
+ */
+goog.math.Integer.prototype.toString = function(opt_radix) {
+  var radix = opt_radix || 10;
+  if (radix < 2 || 36 < radix) {
+    throw Error('radix out of range: ' + radix);
+  }
+
+  if (this.isZero()) {
+    return '0';
+  } else if (this.isNegative()) {
+    return '-' + this.negate().toString(radix);
+  }
+
+  // Do several (6) digits each time through the loop, so as to
+  // minimize the calls to the very expensive emulated div.
+  var radixToPower = goog.math.Integer.fromNumber(Math.pow(radix, 6));
+
+  var rem = this;
+  var result = '';
+  while (true) {
+    var remDiv = rem.divide(radixToPower);
+    // The right shifting fixes negative values in the case when
+    // intval >= 2^31; for more details see
+    // https://github.com/google/closure-library/pull/498
+    var intval = rem.subtract(remDiv.multiply(radixToPower)).toInt() >>> 0;
+    var digits = intval.toString(radix);
+
+    rem = remDiv;
+    if (rem.isZero()) {
+      return digits + result;
+    } else {
+      while (digits.length < 6) {
+        digits = '0' + digits;
+      }
+      result = '' + digits + result;
+    }
+  }
+};
+
+
+/**
+ * Returns the index-th 32-bit (signed) piece of the Integer according to
+ * little-endian order (i.e., index 0 contains the smallest bits).
+ * @param {number} index The index in question.
+ * @return {number} The requested 32-bits as a signed number.
+ */
+goog.math.Integer.prototype.getBits = function(index) {
+  if (index < 0) {
+    return 0;  // Allowing this simplifies bit shifting operations below...
+  } else if (index < this.bits_.length) {
+    return this.bits_[index];
+  } else {
+    return this.sign_;
+  }
+};
+
+
+/**
+ * Returns the index-th 32-bit piece as an unsigned number.
+ * @param {number} index The index in question.
+ * @return {number} The requested 32-bits as an unsigned number.
+ */
+goog.math.Integer.prototype.getBitsUnsigned = function(index) {
+  var val = this.getBits(index);
+  return val >= 0 ? val : goog.math.Integer.TWO_PWR_32_DBL_ + val;
+};
+
+
+/** @return {number} The sign bit of this number, -1 or 0. */
+goog.math.Integer.prototype.getSign = function() {
+  return this.sign_;
+};
+
+
+/** @return {boolean} Whether this value is zero. */
+goog.math.Integer.prototype.isZero = function() {
+  if (this.sign_ != 0) {
+    return false;
+  }
+  for (var i = 0; i < this.bits_.length; i++) {
+    if (this.bits_[i] != 0) {
+      return false;
+    }
+  }
+  return true;
+};
+
+
+/** @return {boolean} Whether this value is negative. */
+goog.math.Integer.prototype.isNegative = function() {
+  return this.sign_ == -1;
+};
+
+
+/** @return {boolean} Whether this value is odd. */
+goog.math.Integer.prototype.isOdd = function() {
+  return (this.bits_.length == 0) && (this.sign_ == -1) ||
+      (this.bits_.length > 0) && ((this.bits_[0] & 1) != 0);
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer equals the other.
+ */
+goog.math.Integer.prototype.equals = function(other) {
+  if (this.sign_ != other.sign_) {
+    return false;
+  }
+  var len = Math.max(this.bits_.length, other.bits_.length);
+  for (var i = 0; i < len; i++) {
+    if (this.getBits(i) != other.getBits(i)) {
+      return false;
+    }
+  }
+  return true;
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer does not equal the other.
+ */
+goog.math.Integer.prototype.notEquals = function(other) {
+  return !this.equals(other);
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer is greater than the other.
+ */
+goog.math.Integer.prototype.greaterThan = function(other) {
+  return this.compare(other) > 0;
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer is greater than or equal to the other.
+ */
+goog.math.Integer.prototype.greaterThanOrEqual = function(other) {
+  return this.compare(other) >= 0;
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer is less than the other.
+ */
+goog.math.Integer.prototype.lessThan = function(other) {
+  return this.compare(other) < 0;
+};
+
+
+/**
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {boolean} Whether this Integer is less than or equal to the other.
+ */
+goog.math.Integer.prototype.lessThanOrEqual = function(other) {
+  return this.compare(other) <= 0;
+};
+
+
+/**
+ * Compares this Integer with the given one.
+ * @param {goog.math.Integer} other Integer to compare against.
+ * @return {number} 0 if they are the same, 1 if the this is greater, and -1
+ *     if the given one is greater.
+ */
+goog.math.Integer.prototype.compare = function(other) {
+  var diff = this.subtract(other);
+  if (diff.isNegative()) {
+    return -1;
+  } else if (diff.isZero()) {
+    return 0;
+  } else {
+    return +1;
+  }
+};
+
+
+/**
+ * Returns an integer with only the first numBits bits of this value, sign
+ * extended from the final bit.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Integer} The shorted integer value.
+ */
+goog.math.Integer.prototype.shorten = function(numBits) {
+  var arr_index = (numBits - 1) >> 5;
+  var bit_index = (numBits - 1) % 32;
+  var bits = [];
+  for (var i = 0; i < arr_index; i++) {
+    bits[i] = this.getBits(i);
+  }
+  var sigBits = bit_index == 31 ? 0xFFFFFFFF : (1 << (bit_index + 1)) - 1;
+  var val = this.getBits(arr_index) & sigBits;
+  if (val & (1 << bit_index)) {
+    val |= 0xFFFFFFFF - sigBits;
+    bits[arr_index] = val;
+    return new goog.math.Integer(bits, -1);
+  } else {
+    bits[arr_index] = val;
+    return new goog.math.Integer(bits, 0);
+  }
+};
+
+
+/** @return {!goog.math.Integer} The negation of this value. */
+goog.math.Integer.prototype.negate = function() {
+  return this.not().add(goog.math.Integer.ONE);
+};
+
+
+/**
+ * Returns the sum of this and the given Integer.
+ * @param {goog.math.Integer} other The Integer to add to this.
+ * @return {!goog.math.Integer} The Integer result.
+ */
+goog.math.Integer.prototype.add = function(other) {
+  var len = Math.max(this.bits_.length, other.bits_.length);
+  var arr = [];
+  var carry = 0;
+
+  for (var i = 0; i <= len; i++) {
+    var a1 = this.getBits(i) >>> 16;
+    var a0 = this.getBits(i) & 0xFFFF;
+
+    var b1 = other.getBits(i) >>> 16;
+    var b0 = other.getBits(i) & 0xFFFF;
+
+    var c0 = carry + a0 + b0;
+    var c1 = (c0 >>> 16) + a1 + b1;
+    carry = c1 >>> 16;
+    c0 &= 0xFFFF;
+    c1 &= 0xFFFF;
+    arr[i] = (c1 << 16) | c0;
+  }
+  return goog.math.Integer.fromBits(arr);
+};
+
+
+/**
+ * Returns the difference of this and the given Integer.
+ * @param {goog.math.Integer} other The Integer to subtract from this.
+ * @return {!goog.math.Integer} The Integer result.
+ */
+goog.math.Integer.prototype.subtract = function(other) {
+  return this.add(other.negate());
+};
+
+
+/**
+ * Returns the product of this and the given Integer.
+ * @param {goog.math.Integer} other The Integer to multiply against this.
+ * @return {!goog.math.Integer} The product of this and the other.
+ */
+goog.math.Integer.prototype.multiply = function(other) {
+  if (this.isZero()) {
+    return goog.math.Integer.ZERO;
+  } else if (other.isZero()) {
+    return goog.math.Integer.ZERO;
+  }
+
+  if (this.isNegative()) {
+    if (other.isNegative()) {
+      return this.negate().multiply(other.negate());
+    } else {
+      return this.negate().multiply(other).negate();
+    }
+  } else if (other.isNegative()) {
+    return this.multiply(other.negate()).negate();
+  }
+
+  // If both numbers are small, use float multiplication
+  if (this.lessThan(goog.math.Integer.TWO_PWR_24_) &&
+      other.lessThan(goog.math.Integer.TWO_PWR_24_)) {
+    return goog.math.Integer.fromNumber(this.toNumber() * other.toNumber());
+  }
+
+  // Fill in an array of 16-bit products.
+  var len = this.bits_.length + other.bits_.length;
+  var arr = [];
+  for (var i = 0; i < 2 * len; i++) {
+    arr[i] = 0;
+  }
+  for (var i = 0; i < this.bits_.length; i++) {
+    for (var j = 0; j < other.bits_.length; j++) {
+      var a1 = this.getBits(i) >>> 16;
+      var a0 = this.getBits(i) & 0xFFFF;
+
+      var b1 = other.getBits(j) >>> 16;
+      var b0 = other.getBits(j) & 0xFFFF;
+
+      arr[2 * i + 2 * j] += a0 * b0;
+      goog.math.Integer.carry16_(arr, 2 * i + 2 * j);
+      arr[2 * i + 2 * j + 1] += a1 * b0;
+      goog.math.Integer.carry16_(arr, 2 * i + 2 * j + 1);
+      arr[2 * i + 2 * j + 1] += a0 * b1;
+      goog.math.Integer.carry16_(arr, 2 * i + 2 * j + 1);
+      arr[2 * i + 2 * j + 2] += a1 * b1;
+      goog.math.Integer.carry16_(arr, 2 * i + 2 * j + 2);
+    }
+  }
+
+  // Combine the 16-bit values into 32-bit values.
+  for (var i = 0; i < len; i++) {
+    arr[i] = (arr[2 * i + 1] << 16) | arr[2 * i];
+  }
+  for (var i = len; i < 2 * len; i++) {
+    arr[i] = 0;
+  }
+  return new goog.math.Integer(arr, 0);
+};
+
+
+/**
+ * Carries any overflow from the given index into later entries.
+ * @param {Array<number>} bits Array of 16-bit values in little-endian order.
+ * @param {number} index The index in question.
+ * @private
+ */
+goog.math.Integer.carry16_ = function(bits, index) {
+  while ((bits[index] & 0xFFFF) != bits[index]) {
+    bits[index + 1] += bits[index] >>> 16;
+    bits[index] &= 0xFFFF;
+    index++;
+  }
+};
+
+
+/**
+ * Returns "this" Integer divided by the given one. Both "this" and the given
+ * Integer MUST be positive.
+ *
+ * This method is only needed for very large numbers (>10^308),
+ * for which the original division algorithm gets into an infinite
+ * loop (see https://github.com/google/closure-library/issues/500).
+ *
+ * The algorithm has some possible performance enhancements (or
+ * could be rewritten entirely), it's just an initial solution for
+ * the issue linked above.
+ *
+ * @param {!goog.math.Integer} other The Integer to divide "this" by.
+ * @return {!goog.math.Integer} "this" value divided by the given one.
+ * @private
+ */
+goog.math.Integer.prototype.slowDivide_ = function(other) {
+  if (this.isNegative() || other.isNegative()) {
+    throw Error('slowDivide_ only works with positive integers.');
+  }
+
+  var twoPower = goog.math.Integer.ONE;
+  var multiple = other;
+
+  // First we have to figure out what the highest bit of the result
+  // is, so we increase "twoPower" and "multiple" until "multiple"
+  // exceeds "this".
+  while (multiple.lessThanOrEqual(this)) {
+    twoPower = twoPower.shiftLeft(1);
+    multiple = multiple.shiftLeft(1);
+  }
+
+  // Rewind by one power of two, giving us the highest bit of the
+  // result.
+  var res = twoPower.shiftRight(1);
+  var total = multiple.shiftRight(1);
+
+  // Now we starting decreasing "multiple" and "twoPower" to find the
+  // rest of the bits of the result.
+  var total2;
+  multiple = multiple.shiftRight(2);
+  twoPower = twoPower.shiftRight(2);
+  while (!multiple.isZero()) {
+    // whenever we can add "multiple" to the total and not exceed
+    // "this", that means we've found a 1 bit. Else we've found a 0
+    // and don't need to add to the result.
+    total2 = total.add(multiple);
+    if (total2.lessThanOrEqual(this)) {
+      res = res.add(twoPower);
+      total = total2;
+    }
+    multiple = multiple.shiftRight(1);
+    twoPower = twoPower.shiftRight(1);
+  }
+  return res;
+};
+
+
+/**
+ * Returns this Integer divided by the given one.
+ * @param {!goog.math.Integer} other The Integer to divide this by.
+ * @return {!goog.math.Integer} This value divided by the given one.
+ */
+goog.math.Integer.prototype.divide = function(other) {
+  if (other.isZero()) {
+    throw Error('division by zero');
+  } else if (this.isZero()) {
+    return goog.math.Integer.ZERO;
+  }
+
+  if (this.isNegative()) {
+    if (other.isNegative()) {
+      return this.negate().divide(other.negate());
+    } else {
+      return this.negate().divide(other).negate();
+    }
+  } else if (other.isNegative()) {
+    return this.divide(other.negate()).negate();
+  }
+
+  // Have to degrade to slowDivide for Very Large Numbers, because
+  // they're out of range for the floating-point approximation
+  // technique used below.
+  if (this.bits_.length > 30) {
+    return this.slowDivide_(other);
+  }
+
+  // Repeat the following until the remainder is less than other:  find a
+  // floating-point that approximates remainder / other *from below*, add this
+  // into the result, and subtract it from the remainder.  It is critical that
+  // the approximate value is less than or equal to the real value so that the
+  // remainder never becomes negative.
+  var res = goog.math.Integer.ZERO;
+  var rem = this;
+  while (rem.greaterThanOrEqual(other)) {
+    // Approximate the result of division. This may be a little greater or
+    // smaller than the actual value.
+    var approx = Math.max(1, Math.floor(rem.toNumber() / other.toNumber()));
+
+    // We will tweak the approximate result by changing it in the 48-th digit or
+    // the smallest non-fractional digit, whichever is larger.
+    var log2 = Math.ceil(Math.log(approx) / Math.LN2);
+    var delta = (log2 <= 48) ? 1 : Math.pow(2, log2 - 48);
+
+    // Decrease the approximation until it is smaller than the remainder.  Note
+    // that if it is too large, the product overflows and is negative.
+    var approxRes = goog.math.Integer.fromNumber(approx);
+    var approxRem = approxRes.multiply(other);
+    while (approxRem.isNegative() || approxRem.greaterThan(rem)) {
+      approx -= delta;
+      approxRes = goog.math.Integer.fromNumber(approx);
+      approxRem = approxRes.multiply(other);
+    }
+
+    // We know the answer can't be zero... and actually, zero would cause
+    // infinite recursion since we would make no progress.
+    if (approxRes.isZero()) {
+      approxRes = goog.math.Integer.ONE;
+    }
+
+    res = res.add(approxRes);
+    rem = rem.subtract(approxRem);
+  }
+  return res;
+};
+
+
+/**
+ * Returns this Integer modulo the given one.
+ * @param {!goog.math.Integer} other The Integer by which to mod.
+ * @return {!goog.math.Integer} This value modulo the given one.
+ */
+goog.math.Integer.prototype.modulo = function(other) {
+  return this.subtract(this.divide(other).multiply(other));
+};
+
+
+/** @return {!goog.math.Integer} The bitwise-NOT of this value. */
+goog.math.Integer.prototype.not = function() {
+  var len = this.bits_.length;
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    arr[i] = ~this.bits_[i];
+  }
+  return new goog.math.Integer(arr, ~this.sign_);
+};
+
+
+/**
+ * Returns the bitwise-AND of this Integer and the given one.
+ * @param {goog.math.Integer} other The Integer to AND with this.
+ * @return {!goog.math.Integer} The bitwise-AND of this and the other.
+ */
+goog.math.Integer.prototype.and = function(other) {
+  var len = Math.max(this.bits_.length, other.bits_.length);
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    arr[i] = this.getBits(i) & other.getBits(i);
+  }
+  return new goog.math.Integer(arr, this.sign_ & other.sign_);
+};
+
+
+/**
+ * Returns the bitwise-OR of this Integer and the given one.
+ * @param {goog.math.Integer} other The Integer to OR with this.
+ * @return {!goog.math.Integer} The bitwise-OR of this and the other.
+ */
+goog.math.Integer.prototype.or = function(other) {
+  var len = Math.max(this.bits_.length, other.bits_.length);
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    arr[i] = this.getBits(i) | other.getBits(i);
+  }
+  return new goog.math.Integer(arr, this.sign_ | other.sign_);
+};
+
+
+/**
+ * Returns the bitwise-XOR of this Integer and the given one.
+ * @param {goog.math.Integer} other The Integer to XOR with this.
+ * @return {!goog.math.Integer} The bitwise-XOR of this and the other.
+ */
+goog.math.Integer.prototype.xor = function(other) {
+  var len = Math.max(this.bits_.length, other.bits_.length);
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    arr[i] = this.getBits(i) ^ other.getBits(i);
+  }
+  return new goog.math.Integer(arr, this.sign_ ^ other.sign_);
+};
+
+
+/**
+ * Returns this value with bits shifted to the left by the given amount.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Integer} This shifted to the left by the given amount.
+ */
+goog.math.Integer.prototype.shiftLeft = function(numBits) {
+  var arr_delta = numBits >> 5;
+  var bit_delta = numBits % 32;
+  var len = this.bits_.length + arr_delta + (bit_delta > 0 ? 1 : 0);
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    if (bit_delta > 0) {
+      arr[i] = (this.getBits(i - arr_delta) << bit_delta) |
+          (this.getBits(i - arr_delta - 1) >>> (32 - bit_delta));
+    } else {
+      arr[i] = this.getBits(i - arr_delta);
+    }
+  }
+  return new goog.math.Integer(arr, this.sign_);
+};
+
+
+/**
+ * Returns this value with bits shifted to the right by the given amount.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Integer} This shifted to the right by the given amount.
+ */
+goog.math.Integer.prototype.shiftRight = function(numBits) {
+  var arr_delta = numBits >> 5;
+  var bit_delta = numBits % 32;
+  var len = this.bits_.length - arr_delta;
+  var arr = [];
+  for (var i = 0; i < len; i++) {
+    if (bit_delta > 0) {
+      arr[i] = (this.getBits(i + arr_delta) >>> bit_delta) |
+          (this.getBits(i + arr_delta + 1) << (32 - bit_delta));
+    } else {
+      arr[i] = this.getBits(i + arr_delta);
+    }
+  }
+  return new goog.math.Integer(arr, this.sign_);
+};
diff --git a/src/http/static/viz/2/goog/math/long.js b/src/http/static/viz/2/goog/math/long.js
new file mode 100644
index 0000000..5212caf
--- /dev/null
+++ b/src/http/static/viz/2/goog/math/long.js
@@ -0,0 +1,965 @@
+// Copyright 2009 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Defines a Long class for representing a 64-bit two's-complement
+ * integer value, which faithfully simulates the behavior of a Java "long". This
+ * implementation is derived from LongLib in GWT.
+ *
+ */
+
+goog.provide('goog.math.Long');
+
+goog.require('goog.asserts');
+goog.require('goog.reflect');
+
+
+
+/**
+ * Constructs a 64-bit two's-complement integer, given its low and high 32-bit
+ * values as *signed* integers.  See the from* functions below for more
+ * convenient ways of constructing Longs.
+ *
+ * The internal representation of a long is the two given signed, 32-bit values.
+ * We use 32-bit pieces because these are the size of integers on which
+ * Javascript performs bit-operations.  For operations like addition and
+ * multiplication, we split each number into 16-bit pieces, which can easily be
+ * multiplied within Javascript's floating-point representation without overflow
+ * or change in sign.
+ *
+ * In the algorithms below, we frequently reduce the negative case to the
+ * positive case by negating the input(s) and then post-processing the result.
+ * Note that we must ALWAYS check specially whether those values are MIN_VALUE
+ * (-2^63) because -MIN_VALUE == MIN_VALUE (since 2^63 cannot be represented as
+ * a positive number, it overflows back into a negative).  Not handling this
+ * case would often result in infinite recursion.
+ *
+ * @param {number} low  The low (signed) 32 bits of the long.
+ * @param {number} high  The high (signed) 32 bits of the long.
+ * @struct
+ * @constructor
+ * @final
+ */
+goog.math.Long = function(low, high) {
+  /**
+   * @type {number}
+   * @private
+   */
+  this.low_ = low | 0;  // force into 32 signed bits.
+
+  /**
+   * @type {number}
+   * @private
+   */
+  this.high_ = high | 0;  // force into 32 signed bits.
+};
+
+
+// NOTE: Common constant values ZERO, ONE, NEG_ONE, etc. are defined below the
+// from* methods on which they depend.
+
+
+/**
+ * A cache of the Long representations of small integer values.
+ * @type {!Object<number, !goog.math.Long>}
+ * @private
+ */
+goog.math.Long.IntCache_ = {};
+
+
+/**
+ * A cache of the Long representations of common values.
+ * @type {!Object<goog.math.Long.ValueCacheId_, !goog.math.Long>}
+ * @private
+ */
+goog.math.Long.valueCache_ = {};
+
+/**
+ * Returns a cached long number representing the given (32-bit) integer value.
+ * @param {number} value The 32-bit integer in question.
+ * @return {!goog.math.Long} The corresponding Long value.
+ * @private
+ */
+goog.math.Long.getCachedIntValue_ = function(value) {
+  return goog.reflect.cache(goog.math.Long.IntCache_, value, function(val) {
+    return new goog.math.Long(val, val < 0 ? -1 : 0);
+  });
+};
+
+/**
+ * The array of maximum values of a Long in string representation for a given
+ * radix between 2 and 36, inclusive.
+ * @private @const {!Array<string>}
+ */
+goog.math.Long.MAX_VALUE_FOR_RADIX_ = [
+  '', '',  // unused
+  '111111111111111111111111111111111111111111111111111111111111111',
+  // base 2
+  '2021110011022210012102010021220101220221',  // base 3
+  '13333333333333333333333333333333',          // base 4
+  '1104332401304422434310311212',              // base 5
+  '1540241003031030222122211',                 // base 6
+  '22341010611245052052300',                   // base 7
+  '777777777777777777777',                     // base 8
+  '67404283172107811827',                      // base 9
+  '9223372036854775807',                       // base 10
+  '1728002635214590697',                       // base 11
+  '41a792678515120367',                        // base 12
+  '10b269549075433c37',                        // base 13
+  '4340724c6c71dc7a7',                         // base 14
+  '160e2ad3246366807',                         // base 15
+  '7fffffffffffffff',                          // base 16
+  '33d3d8307b214008',                          // base 17
+  '16agh595df825fa7',                          // base 18
+  'ba643dci0ffeehh',                           // base 19
+  '5cbfjia3fh26ja7',                           // base 20
+  '2heiciiie82dh97',                           // base 21
+  '1adaibb21dckfa7',                           // base 22
+  'i6k448cf4192c2',                            // base 23
+  'acd772jnc9l0l7',                            // base 24
+  '64ie1focnn5g77',                            // base 25
+  '3igoecjbmca687',                            // base 26
+  '27c48l5b37oaop',                            // base 27
+  '1bk39f3ah3dmq7',                            // base 28
+  'q1se8f0m04isb',                             // base 29
+  'hajppbc1fc207',                             // base 30
+  'bm03i95hia437',                             // base 31
+  '7vvvvvvvvvvvv',                             // base 32
+  '5hg4ck9jd4u37',                             // base 33
+  '3tdtk1v8j6tpp',                             // base 34
+  '2pijmikexrxp7',                             // base 35
+  '1y2p0ij32e8e7'                              // base 36
+];
+
+
+/**
+ * The array of minimum values of a Long in string representation for a given
+ * radix between 2 and 36, inclusive.
+ * @private @const {!Array<string>}
+ */
+goog.math.Long.MIN_VALUE_FOR_RADIX_ = [
+  '', '',  // unused
+  '-1000000000000000000000000000000000000000000000000000000000000000',
+  // base 2
+  '-2021110011022210012102010021220101220222',  // base 3
+  '-20000000000000000000000000000000',          // base 4
+  '-1104332401304422434310311213',              // base 5
+  '-1540241003031030222122212',                 // base 6
+  '-22341010611245052052301',                   // base 7
+  '-1000000000000000000000',                    // base 8
+  '-67404283172107811828',                      // base 9
+  '-9223372036854775808',                       // base 10
+  '-1728002635214590698',                       // base 11
+  '-41a792678515120368',                        // base 12
+  '-10b269549075433c38',                        // base 13
+  '-4340724c6c71dc7a8',                         // base 14
+  '-160e2ad3246366808',                         // base 15
+  '-8000000000000000',                          // base 16
+  '-33d3d8307b214009',                          // base 17
+  '-16agh595df825fa8',                          // base 18
+  '-ba643dci0ffeehi',                           // base 19
+  '-5cbfjia3fh26ja8',                           // base 20
+  '-2heiciiie82dh98',                           // base 21
+  '-1adaibb21dckfa8',                           // base 22
+  '-i6k448cf4192c3',                            // base 23
+  '-acd772jnc9l0l8',                            // base 24
+  '-64ie1focnn5g78',                            // base 25
+  '-3igoecjbmca688',                            // base 26
+  '-27c48l5b37oaoq',                            // base 27
+  '-1bk39f3ah3dmq8',                            // base 28
+  '-q1se8f0m04isc',                             // base 29
+  '-hajppbc1fc208',                             // base 30
+  '-bm03i95hia438',                             // base 31
+  '-8000000000000',                             // base 32
+  '-5hg4ck9jd4u38',                             // base 33
+  '-3tdtk1v8j6tpq',                             // base 34
+  '-2pijmikexrxp8',                             // base 35
+  '-1y2p0ij32e8e8'                              // base 36
+];
+
+
+/**
+ * Returns a Long representing the given (32-bit) integer value.
+ * @param {number} value The 32-bit integer in question.
+ * @return {!goog.math.Long} The corresponding Long value.
+ */
+goog.math.Long.fromInt = function(value) {
+  var intValue = value | 0;
+  goog.asserts.assert(value === intValue, 'value should be a 32-bit integer');
+
+  if (-128 <= intValue && intValue < 128) {
+    return goog.math.Long.getCachedIntValue_(intValue);
+  } else {
+    return new goog.math.Long(intValue, intValue < 0 ? -1 : 0);
+  }
+};
+
+
+/**
+ * Returns a Long representing the given value.
+ * NaN will be returned as zero. Infinity is converted to max value and
+ * -Infinity to min value.
+ * @param {number} value The number in question.
+ * @return {!goog.math.Long} The corresponding Long value.
+ */
+goog.math.Long.fromNumber = function(value) {
+  if (isNaN(value)) {
+    return goog.math.Long.getZero();
+  } else if (value <= -goog.math.Long.TWO_PWR_63_DBL_) {
+    return goog.math.Long.getMinValue();
+  } else if (value + 1 >= goog.math.Long.TWO_PWR_63_DBL_) {
+    return goog.math.Long.getMaxValue();
+  } else if (value < 0) {
+    return goog.math.Long.fromNumber(-value).negate();
+  } else {
+    return new goog.math.Long(
+        (value % goog.math.Long.TWO_PWR_32_DBL_) | 0,
+        (value / goog.math.Long.TWO_PWR_32_DBL_) | 0);
+  }
+};
+
+
+/**
+ * Returns a Long representing the 64-bit integer that comes by concatenating
+ * the given high and low bits.  Each is assumed to use 32 bits.
+ * @param {number} lowBits The low 32-bits.
+ * @param {number} highBits The high 32-bits.
+ * @return {!goog.math.Long} The corresponding Long value.
+ */
+goog.math.Long.fromBits = function(lowBits, highBits) {
+  return new goog.math.Long(lowBits, highBits);
+};
+
+
+/**
+ * Returns a Long representation of the given string, written using the given
+ * radix.
+ * @param {string} str The textual representation of the Long.
+ * @param {number=} opt_radix The radix in which the text is written.
+ * @return {!goog.math.Long} The corresponding Long value.
+ */
+goog.math.Long.fromString = function(str, opt_radix) {
+  if (str.length == 0) {
+    throw Error('number format error: empty string');
+  }
+
+  var radix = opt_radix || 10;
+  if (radix < 2 || 36 < radix) {
+    throw Error('radix out of range: ' + radix);
+  }
+
+  if (str.charAt(0) == '-') {
+    return goog.math.Long.fromString(str.substring(1), radix).negate();
+  } else if (str.indexOf('-') >= 0) {
+    throw Error('number format error: interior "-" character: ' + str);
+  }
+
+  // Do several (8) digits each time through the loop, so as to
+  // minimize the calls to the very expensive emulated div.
+  var radixToPower = goog.math.Long.fromNumber(Math.pow(radix, 8));
+
+  var result = goog.math.Long.getZero();
+  for (var i = 0; i < str.length; i += 8) {
+    var size = Math.min(8, str.length - i);
+    var value = parseInt(str.substring(i, i + size), radix);
+    if (size < 8) {
+      var power = goog.math.Long.fromNumber(Math.pow(radix, size));
+      result = result.multiply(power).add(goog.math.Long.fromNumber(value));
+    } else {
+      result = result.multiply(radixToPower);
+      result = result.add(goog.math.Long.fromNumber(value));
+    }
+  }
+  return result;
+};
+
+/**
+ * Returns the boolean value of whether the input string is within a Long's
+ * range. Assumes an input string containing only numeric characters with an
+ * optional preceding '-'.
+ * @param {string} str The textual representation of the Long.
+ * @param {number=} opt_radix The radix in which the text is written.
+ * @return {boolean} Whether the string is within the range of a Long.
+ */
+goog.math.Long.isStringInRange = function(str, opt_radix) {
+  var radix = opt_radix || 10;
+  if (radix < 2 || 36 < radix) {
+    throw Error('radix out of range: ' + radix);
+  }
+
+  var extremeValue = (str.charAt(0) == '-') ?
+      goog.math.Long.MIN_VALUE_FOR_RADIX_[radix] :
+      goog.math.Long.MAX_VALUE_FOR_RADIX_[radix];
+
+  if (str.length < extremeValue.length) {
+    return true;
+  } else if (str.length == extremeValue.length && str <= extremeValue) {
+    return true;
+  } else {
+    return false;
+  }
+};
+
+// NOTE: the compiler should inline these constant values below and then remove
+// these variables, so there should be no runtime penalty for these.
+
+
+/**
+ * Number used repeated below in calculations.  This must appear before the
+ * first call to any from* function below.
+ * @type {number}
+ * @private
+ */
+goog.math.Long.TWO_PWR_16_DBL_ = 1 << 16;
+
+
+/**
+ * @type {number}
+ * @private
+ */
+goog.math.Long.TWO_PWR_32_DBL_ =
+    goog.math.Long.TWO_PWR_16_DBL_ * goog.math.Long.TWO_PWR_16_DBL_;
+
+
+/**
+ * @type {number}
+ * @private
+ */
+goog.math.Long.TWO_PWR_64_DBL_ =
+    goog.math.Long.TWO_PWR_32_DBL_ * goog.math.Long.TWO_PWR_32_DBL_;
+
+
+/**
+ * @type {number}
+ * @private
+ */
+goog.math.Long.TWO_PWR_63_DBL_ = goog.math.Long.TWO_PWR_64_DBL_ / 2;
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getZero = function() {
+  return goog.math.Long.getCachedIntValue_(0);
+};
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getOne = function() {
+  return goog.math.Long.getCachedIntValue_(1);
+};
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getNegOne = function() {
+  return goog.math.Long.getCachedIntValue_(-1);
+};
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getMaxValue = function() {
+  return goog.reflect.cache(
+      goog.math.Long.valueCache_, goog.math.Long.ValueCacheId_.MAX_VALUE,
+      function() {
+        return goog.math.Long.fromBits(0xFFFFFFFF | 0, 0x7FFFFFFF | 0);
+      });
+};
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getMinValue = function() {
+  return goog.reflect.cache(
+      goog.math.Long.valueCache_, goog.math.Long.ValueCacheId_.MIN_VALUE,
+      function() { return goog.math.Long.fromBits(0, 0x80000000 | 0); });
+};
+
+
+/**
+ * @return {!goog.math.Long}
+ * @public
+ */
+goog.math.Long.getTwoPwr24 = function() {
+  return goog.reflect.cache(
+      goog.math.Long.valueCache_, goog.math.Long.ValueCacheId_.TWO_PWR_24,
+      function() { return goog.math.Long.fromInt(1 << 24); });
+};
+
+
+/** @return {number} The value, assuming it is a 32-bit integer. */
+goog.math.Long.prototype.toInt = function() {
+  return this.low_;
+};
+
+
+/** @return {number} The closest floating-point representation to this value. */
+goog.math.Long.prototype.toNumber = function() {
+  return this.high_ * goog.math.Long.TWO_PWR_32_DBL_ +
+      this.getLowBitsUnsigned();
+};
+
+
+/**
+ * @param {number=} opt_radix The radix in which the text should be written.
+ * @return {string} The textual representation of this value.
+ * @override
+ */
+goog.math.Long.prototype.toString = function(opt_radix) {
+  var radix = opt_radix || 10;
+  if (radix < 2 || 36 < radix) {
+    throw Error('radix out of range: ' + radix);
+  }
+
+  if (this.isZero()) {
+    return '0';
+  }
+
+  if (this.isNegative()) {
+    if (this.equals(goog.math.Long.getMinValue())) {
+      // We need to change the Long value before it can be negated, so we remove
+      // the bottom-most digit in this base and then recurse to do the rest.
+      var radixLong = goog.math.Long.fromNumber(radix);
+      var div = this.div(radixLong);
+      var rem = div.multiply(radixLong).subtract(this);
+      return div.toString(radix) + rem.toInt().toString(radix);
+    } else {
+      return '-' + this.negate().toString(radix);
+    }
+  }
+
+  // Do several (6) digits each time through the loop, so as to
+  // minimize the calls to the very expensive emulated div.
+  var radixToPower = goog.math.Long.fromNumber(Math.pow(radix, 6));
+
+  var rem = this;
+  var result = '';
+  while (true) {
+    var remDiv = rem.div(radixToPower);
+    // The right shifting fixes negative values in the case when
+    // intval >= 2^31; for more details see
+    // https://github.com/google/closure-library/pull/498
+    var intval = rem.subtract(remDiv.multiply(radixToPower)).toInt() >>> 0;
+    var digits = intval.toString(radix);
+
+    rem = remDiv;
+    if (rem.isZero()) {
+      return digits + result;
+    } else {
+      while (digits.length < 6) {
+        digits = '0' + digits;
+      }
+      result = '' + digits + result;
+    }
+  }
+};
+
+
+/** @return {number} The high 32-bits as a signed value. */
+goog.math.Long.prototype.getHighBits = function() {
+  return this.high_;
+};
+
+
+/** @return {number} The low 32-bits as a signed value. */
+goog.math.Long.prototype.getLowBits = function() {
+  return this.low_;
+};
+
+
+/** @return {number} The low 32-bits as an unsigned value. */
+goog.math.Long.prototype.getLowBitsUnsigned = function() {
+  return (this.low_ >= 0) ? this.low_ :
+                            goog.math.Long.TWO_PWR_32_DBL_ + this.low_;
+};
+
+
+/**
+ * @return {number} Returns the number of bits needed to represent the absolute
+ *     value of this Long.
+ */
+goog.math.Long.prototype.getNumBitsAbs = function() {
+  if (this.isNegative()) {
+    if (this.equals(goog.math.Long.getMinValue())) {
+      return 64;
+    } else {
+      return this.negate().getNumBitsAbs();
+    }
+  } else {
+    var val = this.high_ != 0 ? this.high_ : this.low_;
+    for (var bit = 31; bit > 0; bit--) {
+      if ((val & (1 << bit)) != 0) {
+        break;
+      }
+    }
+    return this.high_ != 0 ? bit + 33 : bit + 1;
+  }
+};
+
+
+/** @return {boolean} Whether this value is zero. */
+goog.math.Long.prototype.isZero = function() {
+  return this.high_ == 0 && this.low_ == 0;
+};
+
+
+/** @return {boolean} Whether this value is negative. */
+goog.math.Long.prototype.isNegative = function() {
+  return this.high_ < 0;
+};
+
+
+/** @return {boolean} Whether this value is odd. */
+goog.math.Long.prototype.isOdd = function() {
+  return (this.low_ & 1) == 1;
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long equals the other.
+ */
+goog.math.Long.prototype.equals = function(other) {
+  return (this.high_ == other.high_) && (this.low_ == other.low_);
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long does not equal the other.
+ */
+goog.math.Long.prototype.notEquals = function(other) {
+  return (this.high_ != other.high_) || (this.low_ != other.low_);
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long is less than the other.
+ */
+goog.math.Long.prototype.lessThan = function(other) {
+  return this.compare(other) < 0;
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long is less than or equal to the other.
+ */
+goog.math.Long.prototype.lessThanOrEqual = function(other) {
+  return this.compare(other) <= 0;
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long is greater than the other.
+ */
+goog.math.Long.prototype.greaterThan = function(other) {
+  return this.compare(other) > 0;
+};
+
+
+/**
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {boolean} Whether this Long is greater than or equal to the other.
+ */
+goog.math.Long.prototype.greaterThanOrEqual = function(other) {
+  return this.compare(other) >= 0;
+};
+
+
+/**
+ * Compares this Long with the given one.
+ * @param {goog.math.Long} other Long to compare against.
+ * @return {number} 0 if they are the same, 1 if the this is greater, and -1
+ *     if the given one is greater.
+ */
+goog.math.Long.prototype.compare = function(other) {
+  if (this.equals(other)) {
+    return 0;
+  }
+
+  var thisNeg = this.isNegative();
+  var otherNeg = other.isNegative();
+  if (thisNeg && !otherNeg) {
+    return -1;
+  }
+  if (!thisNeg && otherNeg) {
+    return 1;
+  }
+
+  // at this point, the signs are the same, so subtraction will not overflow
+  if (this.subtract(other).isNegative()) {
+    return -1;
+  } else {
+    return 1;
+  }
+};
+
+
+/** @return {!goog.math.Long} The negation of this value. */
+goog.math.Long.prototype.negate = function() {
+  if (this.equals(goog.math.Long.getMinValue())) {
+    return goog.math.Long.getMinValue();
+  } else {
+    return this.not().add(goog.math.Long.getOne());
+  }
+};
+
+
+/**
+ * Returns the sum of this and the given Long.
+ * @param {goog.math.Long} other Long to add to this one.
+ * @return {!goog.math.Long} The sum of this and the given Long.
+ */
+goog.math.Long.prototype.add = function(other) {
+  // Divide each number into 4 chunks of 16 bits, and then sum the chunks.
+
+  var a48 = this.high_ >>> 16;
+  var a32 = this.high_ & 0xFFFF;
+  var a16 = this.low_ >>> 16;
+  var a00 = this.low_ & 0xFFFF;
+
+  var b48 = other.high_ >>> 16;
+  var b32 = other.high_ & 0xFFFF;
+  var b16 = other.low_ >>> 16;
+  var b00 = other.low_ & 0xFFFF;
+
+  var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
+  c00 += a00 + b00;
+  c16 += c00 >>> 16;
+  c00 &= 0xFFFF;
+  c16 += a16 + b16;
+  c32 += c16 >>> 16;
+  c16 &= 0xFFFF;
+  c32 += a32 + b32;
+  c48 += c32 >>> 16;
+  c32 &= 0xFFFF;
+  c48 += a48 + b48;
+  c48 &= 0xFFFF;
+  return goog.math.Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32);
+};
+
+
+/**
+ * Returns the difference of this and the given Long.
+ * @param {goog.math.Long} other Long to subtract from this.
+ * @return {!goog.math.Long} The difference of this and the given Long.
+ */
+goog.math.Long.prototype.subtract = function(other) {
+  return this.add(other.negate());
+};
+
+
+/**
+ * Returns the product of this and the given long.
+ * @param {goog.math.Long} other Long to multiply with this.
+ * @return {!goog.math.Long} The product of this and the other.
+ */
+goog.math.Long.prototype.multiply = function(other) {
+  if (this.isZero()) {
+    return goog.math.Long.getZero();
+  } else if (other.isZero()) {
+    return goog.math.Long.getZero();
+  }
+
+  if (this.equals(goog.math.Long.getMinValue())) {
+    return other.isOdd() ? goog.math.Long.getMinValue() :
+                           goog.math.Long.getZero();
+  } else if (other.equals(goog.math.Long.getMinValue())) {
+    return this.isOdd() ? goog.math.Long.getMinValue() :
+                          goog.math.Long.getZero();
+  }
+
+  if (this.isNegative()) {
+    if (other.isNegative()) {
+      return this.negate().multiply(other.negate());
+    } else {
+      return this.negate().multiply(other).negate();
+    }
+  } else if (other.isNegative()) {
+    return this.multiply(other.negate()).negate();
+  }
+
+  // If both longs are small, use float multiplication
+  if (this.lessThan(goog.math.Long.getTwoPwr24()) &&
+      other.lessThan(goog.math.Long.getTwoPwr24())) {
+    return goog.math.Long.fromNumber(this.toNumber() * other.toNumber());
+  }
+
+  // Divide each long into 4 chunks of 16 bits, and then add up 4x4 products.
+  // We can skip products that would overflow.
+
+  var a48 = this.high_ >>> 16;
+  var a32 = this.high_ & 0xFFFF;
+  var a16 = this.low_ >>> 16;
+  var a00 = this.low_ & 0xFFFF;
+
+  var b48 = other.high_ >>> 16;
+  var b32 = other.high_ & 0xFFFF;
+  var b16 = other.low_ >>> 16;
+  var b00 = other.low_ & 0xFFFF;
+
+  var c48 = 0, c32 = 0, c16 = 0, c00 = 0;
+  c00 += a00 * b00;
+  c16 += c00 >>> 16;
+  c00 &= 0xFFFF;
+  c16 += a16 * b00;
+  c32 += c16 >>> 16;
+  c16 &= 0xFFFF;
+  c16 += a00 * b16;
+  c32 += c16 >>> 16;
+  c16 &= 0xFFFF;
+  c32 += a32 * b00;
+  c48 += c32 >>> 16;
+  c32 &= 0xFFFF;
+  c32 += a16 * b16;
+  c48 += c32 >>> 16;
+  c32 &= 0xFFFF;
+  c32 += a00 * b32;
+  c48 += c32 >>> 16;
+  c32 &= 0xFFFF;
+  c48 += a48 * b00 + a32 * b16 + a16 * b32 + a00 * b48;
+  c48 &= 0xFFFF;
+  return goog.math.Long.fromBits((c16 << 16) | c00, (c48 << 16) | c32);
+};
+
+
+/**
+ * Returns this Long divided by the given one.
+ * @param {goog.math.Long} other Long by which to divide.
+ * @return {!goog.math.Long} This Long divided by the given one.
+ */
+goog.math.Long.prototype.div = function(other) {
+  if (other.isZero()) {
+    throw Error('division by zero');
+  } else if (this.isZero()) {
+    return goog.math.Long.getZero();
+  }
+
+  if (this.equals(goog.math.Long.getMinValue())) {
+    if (other.equals(goog.math.Long.getOne()) ||
+        other.equals(goog.math.Long.getNegOne())) {
+      return goog.math.Long.getMinValue();  // recall -MIN_VALUE == MIN_VALUE
+    } else if (other.equals(goog.math.Long.getMinValue())) {
+      return goog.math.Long.getOne();
+    } else {
+      // At this point, we have |other| >= 2, so |this/other| < |MIN_VALUE|.
+      var halfThis = this.shiftRight(1);
+      var approx = halfThis.div(other).shiftLeft(1);
+      if (approx.equals(goog.math.Long.getZero())) {
+        return other.isNegative() ? goog.math.Long.getOne() :
+                                    goog.math.Long.getNegOne();
+      } else {
+        var rem = this.subtract(other.multiply(approx));
+        var result = approx.add(rem.div(other));
+        return result;
+      }
+    }
+  } else if (other.equals(goog.math.Long.getMinValue())) {
+    return goog.math.Long.getZero();
+  }
+
+  if (this.isNegative()) {
+    if (other.isNegative()) {
+      return this.negate().div(other.negate());
+    } else {
+      return this.negate().div(other).negate();
+    }
+  } else if (other.isNegative()) {
+    return this.div(other.negate()).negate();
+  }
+
+  // Repeat the following until the remainder is less than other:  find a
+  // floating-point that approximates remainder / other *from below*, add this
+  // into the result, and subtract it from the remainder.  It is critical that
+  // the approximate value is less than or equal to the real value so that the
+  // remainder never becomes negative.
+  var res = goog.math.Long.getZero();
+  var rem = this;
+  while (rem.greaterThanOrEqual(other)) {
+    // Approximate the result of division. This may be a little greater or
+    // smaller than the actual value.
+    var approx = Math.max(1, Math.floor(rem.toNumber() / other.toNumber()));
+
+    // We will tweak the approximate result by changing it in the 48-th digit or
+    // the smallest non-fractional digit, whichever is larger.
+    var log2 = Math.ceil(Math.log(approx) / Math.LN2);
+    var delta = (log2 <= 48) ? 1 : Math.pow(2, log2 - 48);
+
+    // Decrease the approximation until it is smaller than the remainder.  Note
+    // that if it is too large, the product overflows and is negative.
+    var approxRes = goog.math.Long.fromNumber(approx);
+    var approxRem = approxRes.multiply(other);
+    while (approxRem.isNegative() || approxRem.greaterThan(rem)) {
+      approx -= delta;
+      approxRes = goog.math.Long.fromNumber(approx);
+      approxRem = approxRes.multiply(other);
+    }
+
+    // We know the answer can't be zero... and actually, zero would cause
+    // infinite recursion since we would make no progress.
+    if (approxRes.isZero()) {
+      approxRes = goog.math.Long.getOne();
+    }
+
+    res = res.add(approxRes);
+    rem = rem.subtract(approxRem);
+  }
+  return res;
+};
+
+
+/**
+ * Returns this Long modulo the given one.
+ * @param {goog.math.Long} other Long by which to mod.
+ * @return {!goog.math.Long} This Long modulo the given one.
+ */
+goog.math.Long.prototype.modulo = function(other) {
+  return this.subtract(this.div(other).multiply(other));
+};
+
+
+/** @return {!goog.math.Long} The bitwise-NOT of this value. */
+goog.math.Long.prototype.not = function() {
+  return goog.math.Long.fromBits(~this.low_, ~this.high_);
+};
+
+
+/**
+ * Returns the bitwise-AND of this Long and the given one.
+ * @param {goog.math.Long} other The Long with which to AND.
+ * @return {!goog.math.Long} The bitwise-AND of this and the other.
+ */
+goog.math.Long.prototype.and = function(other) {
+  return goog.math.Long.fromBits(
+      this.low_ & other.low_, this.high_ & other.high_);
+};
+
+
+/**
+ * Returns the bitwise-OR of this Long and the given one.
+ * @param {goog.math.Long} other The Long with which to OR.
+ * @return {!goog.math.Long} The bitwise-OR of this and the other.
+ */
+goog.math.Long.prototype.or = function(other) {
+  return goog.math.Long.fromBits(
+      this.low_ | other.low_, this.high_ | other.high_);
+};
+
+
+/**
+ * Returns the bitwise-XOR of this Long and the given one.
+ * @param {goog.math.Long} other The Long with which to XOR.
+ * @return {!goog.math.Long} The bitwise-XOR of this and the other.
+ */
+goog.math.Long.prototype.xor = function(other) {
+  return goog.math.Long.fromBits(
+      this.low_ ^ other.low_, this.high_ ^ other.high_);
+};
+
+
+/**
+ * Returns this Long with bits shifted to the left by the given amount.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Long} This shifted to the left by the given amount.
+ */
+goog.math.Long.prototype.shiftLeft = function(numBits) {
+  numBits &= 63;
+  if (numBits == 0) {
+    return this;
+  } else {
+    var low = this.low_;
+    if (numBits < 32) {
+      var high = this.high_;
+      return goog.math.Long.fromBits(
+          low << numBits, (high << numBits) | (low >>> (32 - numBits)));
+    } else {
+      return goog.math.Long.fromBits(0, low << (numBits - 32));
+    }
+  }
+};
+
+
+/**
+ * Returns this Long with bits shifted to the right by the given amount.
+ * The new leading bits match the current sign bit.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Long} This shifted to the right by the given amount.
+ */
+goog.math.Long.prototype.shiftRight = function(numBits) {
+  numBits &= 63;
+  if (numBits == 0) {
+    return this;
+  } else {
+    var high = this.high_;
+    if (numBits < 32) {
+      var low = this.low_;
+      return goog.math.Long.fromBits(
+          (low >>> numBits) | (high << (32 - numBits)), high >> numBits);
+    } else {
+      return goog.math.Long.fromBits(
+          high >> (numBits - 32), high >= 0 ? 0 : -1);
+    }
+  }
+};
+
+
+/**
+ * Returns this Long with bits shifted to the right by the given amount, with
+ * zeros placed into the new leading bits.
+ * @param {number} numBits The number of bits by which to shift.
+ * @return {!goog.math.Long} This shifted to the right by the given amount, with
+ *     zeros placed into the new leading bits.
+ */
+goog.math.Long.prototype.shiftRightUnsigned = function(numBits) {
+  numBits &= 63;
+  if (numBits == 0) {
+    return this;
+  } else {
+    var high = this.high_;
+    if (numBits < 32) {
+      var low = this.low_;
+      return goog.math.Long.fromBits(
+          (low >>> numBits) | (high << (32 - numBits)), high >>> numBits);
+    } else if (numBits == 32) {
+      return goog.math.Long.fromBits(high, 0);
+    } else {
+      return goog.math.Long.fromBits(high >>> (numBits - 32), 0);
+    }
+  }
+};
+
+
+/**
+ * @enum {number} Ids of commonly requested Long instances.
+ * @private
+ */
+goog.math.Long.ValueCacheId_ = {
+  MAX_VALUE: 1,
+  MIN_VALUE: 2,
+  TWO_PWR_24: 6
+};
diff --git a/src/http/static/viz/2/goog/math/math.js b/src/http/static/viz/2/goog/math/math.js
new file mode 100644
index 0000000..b8dbfb0
--- /dev/null
+++ b/src/http/static/viz/2/goog/math/math.js
@@ -0,0 +1,448 @@
+// Copyright 2006 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview Additional mathematical functions.
+ */
+
+goog.provide('goog.math');
+
+goog.require('goog.array');
+goog.require('goog.asserts');
+
+
+/**
+ * Returns a random integer greater than or equal to 0 and less than {@code a}.
+ * @param {number} a  The upper bound for the random integer (exclusive).
+ * @return {number} A random integer N such that 0 <= N < a.
+ */
+goog.math.randomInt = function(a) {
+  return Math.floor(Math.random() * a);
+};
+
+
+/**
+ * Returns a random number greater than or equal to {@code a} and less than
+ * {@code b}.
+ * @param {number} a  The lower bound for the random number (inclusive).
+ * @param {number} b  The upper bound for the random number (exclusive).
+ * @return {number} A random number N such that a <= N < b.
+ */
+goog.math.uniformRandom = function(a, b) {
+  return a + Math.random() * (b - a);
+};
+
+
+/**
+ * Takes a number and clamps it to within the provided bounds.
+ * @param {number} value The input number.
+ * @param {number} min The minimum value to return.
+ * @param {number} max The maximum value to return.
+ * @return {number} The input number if it is within bounds, or the nearest
+ *     number within the bounds.
+ */
+goog.math.clamp = function(value, min, max) {
+  return Math.min(Math.max(value, min), max);
+};
+
+
+/**
+ * The % operator in JavaScript returns the remainder of a / b, but differs from
+ * some other languages in that the result will have the same sign as the
+ * dividend. For example, -1 % 8 == -1, whereas in some other languages
+ * (such as Python) the result would be 7. This function emulates the more
+ * correct modulo behavior, which is useful for certain applications such as
+ * calculating an offset index in a circular list.
+ *
+ * @param {number} a The dividend.
+ * @param {number} b The divisor.
+ * @return {number} a % b where the result is between 0 and b (either 0 <= x < b
+ *     or b < x <= 0, depending on the sign of b).
+ */
+goog.math.modulo = function(a, b) {
+  var r = a % b;
+  // If r and b differ in sign, add b to wrap the result to the correct sign.
+  return (r * b < 0) ? r + b : r;
+};
+
+
+/**
+ * Performs linear interpolation between values a and b. Returns the value
+ * between a and b proportional to x (when x is between 0 and 1. When x is
+ * outside this range, the return value is a linear extrapolation).
+ * @param {number} a A number.
+ * @param {number} b A number.
+ * @param {number} x The proportion between a and b.
+ * @return {number} The interpolated value between a and b.
+ */
+goog.math.lerp = function(a, b, x) {
+  return a + x * (b - a);
+};
+
+
+/**
+ * Tests whether the two values are equal to each other, within a certain
+ * tolerance to adjust for floating point errors.
+ * @param {number} a A number.
+ * @param {number} b A number.
+ * @param {number=} opt_tolerance Optional tolerance range. Defaults
+ *     to 0.000001. If specified, should be greater than 0.
+ * @return {boolean} Whether {@code a} and {@code b} are nearly equal.
+ */
+goog.math.nearlyEquals = function(a, b, opt_tolerance) {
+  return Math.abs(a - b) <= (opt_tolerance || 0.000001);
+};
+
+
+// TODO(user): Rename to normalizeAngle, retaining old name as deprecated
+// alias.
+/**
+ * Normalizes an angle to be in range [0-360). Angles outside this range will
+ * be normalized to be the equivalent angle with that range.
+ * @param {number} angle Angle in degrees.
+ * @return {number} Standardized angle.
+ */
+goog.math.standardAngle = function(angle) {
+  return goog.math.modulo(angle, 360);
+};
+
+
+/**
+ * Normalizes an angle to be in range [0-2*PI). Angles outside this range will
+ * be normalized to be the equivalent angle with that range.
+ * @param {number} angle Angle in radians.
+ * @return {number} Standardized angle.
+ */
+goog.math.standardAngleInRadians = function(angle) {
+  return goog.math.modulo(angle, 2 * Math.PI);
+};
+
+
+/**
+ * Converts degrees to radians.
+ * @param {number} angleDegrees Angle in degrees.
+ * @return {number} Angle in radians.
+ */
+goog.math.toRadians = function(angleDegrees) {
+  return angleDegrees * Math.PI / 180;
+};
+
+
+/**
+ * Converts radians to degrees.
+ * @param {number} angleRadians Angle in radians.
+ * @return {number} Angle in degrees.
+ */
+goog.math.toDegrees = function(angleRadians) {
+  return angleRadians * 180 / Math.PI;
+};
+
+
+/**
+ * For a given angle and radius, finds the X portion of the offset.
+ * @param {number} degrees Angle in degrees (zero points in +X direction).
+ * @param {number} radius Radius.
+ * @return {number} The x-distance for the angle and radius.
+ */
+goog.math.angleDx = function(degrees, radius) {
+  return radius * Math.cos(goog.math.toRadians(degrees));
+};
+
+
+/**
+ * For a given angle and radius, finds the Y portion of the offset.
+ * @param {number} degrees Angle in degrees (zero points in +X direction).
+ * @param {number} radius Radius.
+ * @return {number} The y-distance for the angle and radius.
+ */
+goog.math.angleDy = function(degrees, radius) {
+  return radius * Math.sin(goog.math.toRadians(degrees));
+};
+
+
+/**
+ * Computes the angle between two points (x1,y1) and (x2,y2).
+ * Angle zero points in the +X direction, 90 degrees points in the +Y
+ * direction (down) and from there we grow clockwise towards 360 degrees.
+ * @param {number} x1 x of first point.
+ * @param {number} y1 y of first point.
+ * @param {number} x2 x of second point.
+ * @param {number} y2 y of second point.
+ * @return {number} Standardized angle in degrees of the vector from
+ *     x1,y1 to x2,y2.
+ */
+goog.math.angle = function(x1, y1, x2, y2) {
+  return goog.math.standardAngle(
+      goog.math.toDegrees(Math.atan2(y2 - y1, x2 - x1)));
+};
+
+
+/**
+ * Computes the difference between startAngle and endAngle (angles in degrees).
+ * @param {number} startAngle  Start angle in degrees.
+ * @param {number} endAngle  End angle in degrees.
+ * @return {number} The number of degrees that when added to
+ *     startAngle will result in endAngle. Positive numbers mean that the
+ *     direction is clockwise. Negative numbers indicate a counter-clockwise
+ *     direction.
+ *     The shortest route (clockwise vs counter-clockwise) between the angles
+ *     is used.
+ *     When the difference is 180 degrees, the function returns 180 (not -180)
+ *     angleDifference(30, 40) is 10, and angleDifference(40, 30) is -10.
+ *     angleDifference(350, 10) is 20, and angleDifference(10, 350) is -20.
+ */
+goog.math.angleDifference = function(startAngle, endAngle) {
+  var d =
+      goog.math.standardAngle(endAngle) - goog.math.standardAngle(startAngle);
+  if (d > 180) {
+    d = d - 360;
+  } else if (d <= -180) {
+    d = 360 + d;
+  }
+  return d;
+};
+
+
+/**
+ * Returns the sign of a number as per the "sign" or "signum" function.
+ * @param {number} x The number to take the sign of.
+ * @return {number} -1 when negative, 1 when positive, 0 when 0. Preserves
+ *     signed zeros and NaN.
+ */
+goog.math.sign = function(x) {
+  if (x > 0) {
+    return 1;
+  }
+  if (x < 0) {
+    return -1;
+  }
+  return x;  // Preserves signed zeros and NaN.
+};
+
+
+/**
+ * JavaScript implementation of Longest Common Subsequence problem.
+ * http://en.wikipedia.org/wiki/Longest_common_subsequence
+ *
+ * Returns the longest possible array that is subarray of both of given arrays.
+ *
+ * @param {IArrayLike<S>} array1 First array of objects.
+ * @param {IArrayLike<T>} array2 Second array of objects.
+ * @param {Function=} opt_compareFn Function that acts as a custom comparator
+ *     for the array ojects. Function should return true if objects are equal,
+ *     otherwise false.
+ * @param {Function=} opt_collectorFn Function used to decide what to return
+ *     as a result subsequence. It accepts 2 arguments: index of common element
+ *     in the first array and index in the second. The default function returns
+ *     element from the first array.
+ * @return {!Array<S|T>} A list of objects that are common to both arrays
+ *     such that there is no common subsequence with size greater than the
+ *     length of the list.
+ * @template S,T
+ */
+goog.math.longestCommonSubsequence = function(
+    array1, array2, opt_compareFn, opt_collectorFn) {
+
+  var compare = opt_compareFn || function(a, b) { return a == b; };
+
+  var collect = opt_collectorFn || function(i1, i2) { return array1[i1]; };
+
+  var length1 = array1.length;
+  var length2 = array2.length;
+
+  var arr = [];
+  for (var i = 0; i < length1 + 1; i++) {
+    arr[i] = [];
+    arr[i][0] = 0;
+  }
+
+  for (var j = 0; j < length2 + 1; j++) {
+    arr[0][j] = 0;
+  }
+
+  for (i = 1; i <= length1; i++) {
+    for (j = 1; j <= length2; j++) {
+      if (compare(array1[i - 1], array2[j - 1])) {
+        arr[i][j] = arr[i - 1][j - 1] + 1;
+      } else {
+        arr[i][j] = Math.max(arr[i - 1][j], arr[i][j - 1]);
+      }
+    }
+  }
+
+  // Backtracking
+  var result = [];
+  var i = length1, j = length2;
+  while (i > 0 && j > 0) {
+    if (compare(array1[i - 1], array2[j - 1])) {
+      result.unshift(collect(i - 1, j - 1));
+      i--;
+      j--;
+    } else {
+      if (arr[i - 1][j] > arr[i][j - 1]) {
+        i--;
+      } else {
+        j--;
+      }
+    }
+  }
+
+  return result;
+};
+
+
+/**
+ * Returns the sum of the arguments.
+ * @param {...number} var_args Numbers to add.
+ * @return {number} The sum of the arguments (0 if no arguments were provided,
+ *     {@code NaN} if any of the arguments is not a valid number).
+ */
+goog.math.sum = function(var_args) {
+  return /** @type {number} */ (
+      goog.array.reduce(
+          arguments, function(sum, value) { return sum + value; }, 0));
+};
+
+
+/**
+ * Returns the arithmetic mean of the arguments.
+ * @param {...number} var_args Numbers to average.
+ * @return {number} The average of the arguments ({@code NaN} if no arguments
+ *     were provided or any of the arguments is not a valid number).
+ */
+goog.math.average = function(var_args) {
+  return goog.math.sum.apply(null, arguments) / arguments.length;
+};
+
+
+/**
+ * Returns the unbiased sample variance of the arguments. For a definition,
+ * see e.g. http://en.wikipedia.org/wiki/Variance
+ * @param {...number} var_args Number samples to analyze.
+ * @return {number} The unbiased sample variance of the arguments (0 if fewer
+ *     than two samples were provided, or {@code NaN} if any of the samples is
+ *     not a valid number).
+ */
+goog.math.sampleVariance = function(var_args) {
+  var sampleSize = arguments.length;
+  if (sampleSize < 2) {
+    return 0;
+  }
+
+  var mean = goog.math.average.apply(null, arguments);
+  var variance =
+      goog.math.sum.apply(null, goog.array.map(arguments, function(val) {
+        return Math.pow(val - mean, 2);
+      })) / (sampleSize - 1);
+
+  return variance;
+};
+
+
+/**
+ * Returns the sample standard deviation of the arguments.  For a definition of
+ * sample standard deviation, see e.g.
+ * http://en.wikipedia.org/wiki/Standard_deviation
+ * @param {...number} var_args Number samples to analyze.
+ * @return {number} The sample standard deviation of the arguments (0 if fewer
+ *     than two samples were provided, or {@code NaN} if any of the samples is
+ *     not a valid number).
+ */
+goog.math.standardDeviation = function(var_args) {
+  return Math.sqrt(goog.math.sampleVariance.apply(null, arguments));
+};
+
+
+/**
+ * Returns whether the supplied number represents an integer, i.e. that is has
+ * no fractional component.  No range-checking is performed on the number.
+ * @param {number} num The number to test.
+ * @return {boolean} Whether {@code num} is an integer.
+ */
+goog.math.isInt = function(num) {
+  return isFinite(num) && num % 1 == 0;
+};
+
+
+/**
+ * Returns whether the supplied number is finite and not NaN.
+ * @param {number} num The number to test.
+ * @return {boolean} Whether {@code num} is a finite number.
+ * @deprecated Use {@link isFinite} instead.
+ */
+goog.math.isFiniteNumber = function(num) {
+  return isFinite(num);
+};
+
+
+/**
+ * @param {number} num The number to test.
+ * @return {boolean} Whether it is negative zero.
+ */
+goog.math.isNegativeZero = function(num) {
+  return num == 0 && 1 / num < 0;
+};
+
+
+/**
+ * Returns the precise value of floor(log10(num)).
+ * Simpler implementations didn't work because of floating point rounding
+ * errors. For example
+ * <ul>
+ * <li>Math.floor(Math.log(num) / Math.LN10) is off by one for num == 1e+3.
+ * <li>Math.floor(Math.log(num) * Math.LOG10E) is off by one for num == 1e+15.
+ * <li>Math.floor(Math.log10(num)) is off by one for num == 1e+15 - 1.
+ * </ul>
+ * @param {number} num A floating point number.
+ * @return {number} Its logarithm to base 10 rounded down to the nearest
+ *     integer if num > 0. -Infinity if num == 0. NaN if num < 0.
+ */
+goog.math.log10Floor = function(num) {
+  if (num > 0) {
+    var x = Math.round(Math.log(num) * Math.LOG10E);
+    return x - (parseFloat('1e' + x) > num ? 1 : 0);
+  }
+  return num == 0 ? -Infinity : NaN;
+};
+
+
+/**
+ * A tweaked variant of {@code Math.floor} which tolerates if the passed number
+ * is infinitesimally smaller than the closest integer. It often happens with
+ * the results of floating point calculations because of the finite precision
+ * of the intermediate results. For example {@code Math.floor(Math.log(1000) /
+ * Math.LN10) == 2}, not 3 as one would expect.
+ * @param {number} num A number.
+ * @param {number=} opt_epsilon An infinitesimally small positive number, the
+ *     rounding error to tolerate.
+ * @return {number} The largest integer less than or equal to {@code num}.
+ */
+goog.math.safeFloor = function(num, opt_epsilon) {
+  goog.asserts.assert(!goog.isDef(opt_epsilon) || opt_epsilon > 0);
+  return Math.floor(num + (opt_epsilon || 2e-15));
+};
+
+
+/**
+ * A tweaked variant of {@code Math.ceil}. See {@code goog.math.safeFloor} for
+ * details.
+ * @param {number} num A number.
+ * @param {number=} opt_epsilon An infinitesimally small positive number, the
+ *     rounding error to tolerate.
+ * @return {number} The smallest integer greater than or equal to {@code num}.
+ */
+goog.math.safeCeil = function(num, opt_epsilon) {
+  goog.asserts.assert(!goog.isDef(opt_epsilon) || opt_epsilon > 0);
+  return Math.ceil(num - (opt_epsilon || 2e-15));
+};
diff --git a/src/http/static/viz/2/goog/math/size.js b/src/http/static/viz/2/goog/math/size.js
new file mode 100644
index 0000000..f5c379b
--- /dev/null
+++ b/src/http/static/viz/2/goog/math/size.js
@@ -0,0 +1,227 @@
+// Copyright 2007 The Closure Library Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS-IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @fileoverview A utility class for representing two-dimensional sizes.
+ * @author brenneman@google.com (Shawn Brenneman)
+ */
+
+
+goog.provide('goog.math.Size');
+
+
+
+/**
+ * Class for representing sizes consisting of a width and height. Undefined
+ * width and height support is deprecated and results in compiler warning.
+ * @param {number} width Width.
+ * @param {number} height Height.
+ * @struct
+ * @constructor
+ */
+goog.math.Size = function(width, height) {
+  /**
+   * Width
+   * @type {number}
+   */
+  this.width = width;
+
+  /**
+   * Height
+   * @type {number}
+   */
+  this.height = height;
+};
+
+
+/**
+ * Compares sizes for equality.
+ * @param {goog.math.Size} a A Size.
+ * @param {goog.math.Size} b A Size.
+ * @return {boolean} True iff the sizes have equal widths and equal
+ *     heights, or if both are null.
+ */
+goog.math.Size.equals = function(a, b) {
+  if (a == b) {
+    return true;
+  }
+  if (!a || !b) {
+    return false;
+  }
+  return a.width == b.width && a.height == b.height;
+};
+
+
+/**
+ * @return {!goog.math.Size} A new copy of the Size.
+ */
+goog.math.Size.prototype.clone = function() {
+  return new goog.math.Size(this.width, this.height);
+};
+
+
+if (goog.DEBUG) {
+  /**
+   * Returns a nice string representing size.
+   * @return {string} In the form (50 x 73).
+   * @override
+   */
+  goog.math.Size.prototype.toString = function() {
+    return '(' + this.width + ' x ' + this.height + ')';
+  };
+}
+
+
+/**
+ * @return {number} The longer of the two dimensions in the size.
+ */
+goog.math.Size.prototype.getLongest = function() {
+  return Math.max(this.width, this.height);
+};
+
+
+/**
+ * @return {number} The shorter of the two dimensions in the size.
+ */
+goog.math.Size.prototype.getShortest = function() {
+  return Math.min(this.width, this.height);
+};
+
+
+/**
+ * @return {number} The area of the size (width * height).
+ */
+goog.math.Size.prototype.area = function() {
+  return this.width * this.height;
+};
+
+
+/**
+ * @return {number} The perimeter of the size (width + height) * 2.
+ */
+goog.math.Size.prototype.perimeter = function() {
+  return (this.width + this.height) * 2;
+};
+
+
+/**
+ * @return {number} The ratio of the size's width to its height.
+ */
+goog.math.Size.prototype.aspectRatio = function() {
+  return this.width / this.height;
+};
+
+
+/**
+ * @return {boolean} True if the size has zero area, false if both dimensions
+ *     are non-zero numbers.
+ */
+goog.math.Size.prototype.isEmpty = function() {
+  return !this.area();
+};
+
+
+/**
+ * Clamps the width and height parameters upward to integer values.
+ * @return {!goog.math.Size} This size with ceil'd components.
+ */
+goog.math.Size.prototype.ceil = function() {
+  this.width = Math.ceil(this.width);
+  this.height = Math.ceil(this.height);
+  return this;
+};
+
+
+/**
+ * @param {!goog.math.Size} target The target size.
+ * @return {boolean} True if this Size is the same size or smaller than the
+ *     target size in both dimensions.
+ */
+goog.math.Size.prototype.fitsInside = function(target) {
+  return this.width <= target.width && this.height <= target.height;
+};
+
+
+/**
+ * Clamps the width and height parameters downward to integer values.
+ * @return {!goog.math.Size} This size with floored components.
+ */
+goog.math.Size.prototype.floor = function() {
+  this.width = Math.floor(this.width);
+  this.height = Math.floor(this.height);
+  return this;
+};
+
+
+/**
+ * Rounds the width and height parameters to integer values.
+ * @return {!goog.math.Size} This size with rounded components.
+ */
+goog.math.Size.prototype.round = function() {
+  this.width = Math.round(this.width);
+  this.height = Math.round(this.height);
+  return this;
+};
+
+
+/**
+ * Scales this size by the given scale factors. The width and height are scaled
+ * by {@code sx} and {@code opt_sy} respectively.  If {@code opt_sy} is not
+ * given, then {@code sx} is used for both the width and height.
+ * @param {number} sx The scale factor to use for the width.
+ * @param {number=} opt_sy The scale factor to use for the height.
+ * @return {!goog.math.Size} This Size object after scaling.
+ */
+goog.math.Size.prototype.scale = function(sx, opt_sy) {
+  var sy = goog.isNumber(opt_sy) ? opt_sy : sx;
+  this.width *= sx;
+  this.height *= sy;
+  return this;
+};
+
+
+/**
+ * Uniformly scales the size to perfectly cover the dimensions of a given size.
+ * If the size is already larger than the target, it will be scaled down to the
+ * minimum size at which it still covers the entire target. The original aspect
+ * ratio will be preserved.
+ *
+ * This function assumes that both Sizes contain strictly positive dimensions.
+ * @param {!goog.math.Size} target The target size.
+ * @return {!goog.math.Size} This Size object, after optional scaling.
+ */
+goog.math.Size.prototype.scaleToCover = function(target) {
+  var s = this.aspectRatio() <= target.aspectRatio() ?
+      target.width / this.width :
+      target.height / this.height;
+
+  return this.scale(s);
+};
+
+
+/**
+ * Uniformly scales the size to fit inside the dimensions of a given size. The
+ * original aspect ratio will be preserved.
+ *
+ * This function assumes that both Sizes contain strictly positive dimensions.
+ * @param {!goog.math.Size} target The target size.
+ * @return {!goog.math.Size} This Size object, after optional scaling.
+ */
+goog.math.Size.prototype.scaleToFit = function(target) {
+  var s = this.aspectRatio() > target.aspectRatio() ?
+      target.width / this.width :
+      target.height / this.height;
+
+  return this.scale(s);
+};