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diff --git a/contexts/data/lib/closure-library/closure/goog/ui/emoji/spriteinfo.js b/contexts/data/lib/closure-library/closure/goog/ui/emoji/spriteinfo.js
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--- a/contexts/data/lib/closure-library/closure/goog/ui/emoji/spriteinfo.js
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@@ -1,212 +0,0 @@
-// Copyright 2008 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 SpriteInfo implementation. This is a simple wrapper class to
- * hold CSS metadata needed for sprited emoji.
- *
- * @see ../demos/popupemojipicker.html or emojipicker_test.html for examples
- * of how to use this class.
- *
- */
-goog.provide('goog.ui.emoji.SpriteInfo');
-
-
-
-/**
- * Creates a SpriteInfo object with the specified properties. If the image is
- * sprited via CSS, then only the first parameter needs a value. If the image
- * is sprited via metadata, then the first parameter should be left null.
- *
- * @param {?string} cssClass CSS class to properly display the sprited image.
- * @param {string=} opt_url Url of the sprite image.
- * @param {number=} opt_width Width of the image being sprited.
- * @param {number=} opt_height Height of the image being sprited.
- * @param {number=} opt_xOffset Positive x offset of the image being sprited
- * within the sprite.
- * @param {number=} opt_yOffset Positive y offset of the image being sprited
- * within the sprite.
- * @param {boolean=} opt_animated Whether the sprite is animated.
- * @constructor
- */
-goog.ui.emoji.SpriteInfo = function(cssClass, opt_url, opt_width, opt_height,
- opt_xOffset, opt_yOffset, opt_animated) {
- if (cssClass != null) {
- this.cssClass_ = cssClass;
- } else {
- if (opt_url == undefined || opt_width === undefined ||
- opt_height === undefined || opt_xOffset == undefined ||
- opt_yOffset === undefined) {
- throw Error('Sprite info is not fully specified');
- }
-
- this.url_ = opt_url;
- this.width_ = opt_width;
- this.height_ = opt_height;
- this.xOffset_ = opt_xOffset;
- this.yOffset_ = opt_yOffset;
- }
-
- this.animated_ = !!opt_animated;
-};
-
-
-/**
- * Name of the CSS class to properly display the sprited image.
- * @type {string}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.cssClass_;
-
-
-/**
- * Url of the sprite image.
- * @type {string|undefined}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.url_;
-
-
-/**
- * Width of the image being sprited.
- * @type {number|undefined}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.width_;
-
-
-/**
- * Height of the image being sprited.
- * @type {number|undefined}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.height_;
-
-
-/**
- * Positive x offset of the image being sprited within the sprite.
- * @type {number|undefined}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.xOffset_;
-
-
-/**
- * Positive y offset of the image being sprited within the sprite.
- * @type {number|undefined}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.yOffset_;
-
-
-/**
- * Whether the emoji specified by the sprite is animated.
- * @type {boolean}
- * @private
- */
-goog.ui.emoji.SpriteInfo.prototype.animated_;
-
-
-/**
- * Returns the css class of the sprited image.
- * @return {?string} Name of the CSS class to properly display the sprited
- * image.
- */
-goog.ui.emoji.SpriteInfo.prototype.getCssClass = function() {
- return this.cssClass_ || null;
-};
-
-
-/**
- * Returns the url of the sprite image.
- * @return {?string} Url of the sprite image.
- */
-goog.ui.emoji.SpriteInfo.prototype.getUrl = function() {
- return this.url_ || null;
-};
-
-
-/**
- * Returns whether the emoji specified by this sprite is animated.
- * @return {boolean} Whether the emoji is animated.
- */
-goog.ui.emoji.SpriteInfo.prototype.isAnimated = function() {
- return this.animated_;
-};
-
-
-/**
- * Returns the width of the image being sprited, appropriate for a CSS value.
- * @return {string} The width of the image being sprited.
- */
-goog.ui.emoji.SpriteInfo.prototype.getWidthCssValue = function() {
- return goog.ui.emoji.SpriteInfo.getCssPixelValue_(this.width_);
-};
-
-
-/**
- * Returns the height of the image being sprited, appropriate for a CSS value.
- * @return {string} The height of the image being sprited.
- */
-goog.ui.emoji.SpriteInfo.prototype.getHeightCssValue = function() {
- return goog.ui.emoji.SpriteInfo.getCssPixelValue_(this.height_);
-};
-
-
-/**
- * Returns the x offset of the image being sprited within the sprite,
- * appropriate for a CSS value.
- * @return {string} The x offset of the image being sprited within the sprite.
- */
-goog.ui.emoji.SpriteInfo.prototype.getXOffsetCssValue = function() {
- return goog.ui.emoji.SpriteInfo.getOffsetCssValue_(this.xOffset_);
-};
-
-
-/**
- * Returns the positive y offset of the image being sprited within the sprite,
- * appropriate for a CSS value.
- * @return {string} The y offset of the image being sprited within the sprite.
- */
-goog.ui.emoji.SpriteInfo.prototype.getYOffsetCssValue = function() {
- return goog.ui.emoji.SpriteInfo.getOffsetCssValue_(this.yOffset_);
-};
-
-
-/**
- * Returns a string appropriate for use as a CSS value. If the value is zero,
- * then there is no unit appended.
- *
- * @param {number|undefined} value A number to be turned into a
- * CSS size/location value.
- * @return {string} A string appropriate for use as a CSS value.
- * @private
- */
-goog.ui.emoji.SpriteInfo.getCssPixelValue_ = function(value) {
- return !value ? '0' : value + 'px';
-};
-
-
-/**
- * Returns a string appropriate for use as a CSS value for a position offset,
- * such as the position argument for sprites.
- *
- * @param {number|undefined} posOffset A positive offset for a position.
- * @return {string} A string appropriate for use as a CSS value.
- * @private
- */
-goog.ui.emoji.SpriteInfo.getOffsetCssValue_ = function(posOffset) {
- var offset = goog.ui.emoji.SpriteInfo.getCssPixelValue_(posOffset);
- return offset == '0' ? offset : '-' + offset;
-};