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diff --git a/contexts/data/lib/closure-library/closure/goog/math/coordinate.js b/contexts/data/lib/closure-library/closure/goog/math/coordinate.js
deleted file mode 100644
index 3fc72fc..0000000
--- a/contexts/data/lib/closure-library/closure/goog/math/coordinate.js
+++ /dev/null
@@ -1,160 +0,0 @@
-// 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.
- * @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 + ')';
-  };
-}
-
-
-/**
- * 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);
-};