diff -r 346c88efed21 -r 5e2f62d02dcd wp/wp-includes/js/wp-emoji.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/js/wp-emoji.js	Tue Jun 09 03:35:32 2015 +0200
@@ -0,0 +1,158 @@
+
+( function( window, settings ) {
+	function wpEmoji() {
+		var MutationObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver,
+
+		/**
+		 * Flag to determine if we should replace emoji characters with images.
+		 *
+		 * @since 4.2.0
+		 *
+		 * @var Boolean
+		 */
+		replaceEmoji = false,
+
+		// Private
+		twemoji, timer,
+		loaded = false,
+		count = 0;
+
+		/**
+		 * Runs when the document load event is fired, so we can do our first parse of the page.
+		 *
+		 * @since 4.2.0
+		 */
+		function load() {
+			if ( loaded ) {
+				return;
+			}
+
+			if ( typeof window.twemoji === 'undefined' ) {
+				// Break if waiting for longer than 30 sec.
+				if ( count > 600 ) {
+					return;
+				}
+
+				// Still waiting.
+				window.clearTimeout( timer );
+				timer = window.setTimeout( load, 50 );
+				count++;
+
+				return;
+			}
+
+			twemoji = window.twemoji;
+			loaded = true;
+
+			if ( MutationObserver ) {
+				new MutationObserver( function( mutationRecords ) {
+					var i = mutationRecords.length,
+						addedNodes, removedNodes, ii, node;
+
+					while ( i-- ) {
+						addedNodes = mutationRecords[ i ].addedNodes;
+						removedNodes = mutationRecords[ i ].removedNodes;
+						ii = addedNodes.length;
+
+						if (
+							ii === 1 && removedNodes.length === 1 &&
+							addedNodes[0].nodeType === 3 &&
+							removedNodes[0].nodeName === 'IMG' &&
+							addedNodes[0].data === removedNodes[0].alt
+						) {
+							return;
+						}
+
+						while ( ii-- ) {
+							node = addedNodes[ ii ];
+
+							if ( node.nodeType === 3 ) {
+								node = node.parentNode;
+							}
+
+							if ( ! node || ( node.className && node.className.indexOf( 'wp-exclude-emoji' ) !== -1 ) ) {
+								continue;
+							}
+
+							if ( node && node.nodeType === 1 ) {
+								parse( node );
+							}
+						}
+					}
+				} ).observe( document.body, {
+					childList: true,
+					subtree: true
+				} );
+			}
+
+			parse( document.body );
+		}
+
+		/**
+		 * Given an element or string, parse any emoji characters into Twemoji images.
+		 *
+		 * @since 4.2.0
+		 *
+		 * @param {HTMLElement|String} object The element or string to parse.
+		 * @param {Object} args Additional options for Twemoji.
+		 */
+		function parse( object, args ) {
+			if ( ! replaceEmoji || ! twemoji ) {
+				return object;
+			}
+
+			args = args || {};
+
+			return twemoji.parse( object, {
+				base: settings.baseUrl,
+				ext: settings.ext,
+				className: args.className || 'emoji',
+				imgAttr: args.imgAttr,
+				callback: function( icon, options ) {
+					// Ignore some standard characters that TinyMCE recommends in its character map.
+					switch ( icon ) {
+						case 'a9':
+						case 'ae':
+						case '2122':
+						case '2194':
+						case '2660':
+						case '2663':
+						case '2665':
+						case '2666':
+							return false;
+					}
+
+					if ( ! settings.supports.flag && settings.supports.simple &&
+						! /^1f1(?:e[6-9a-f]|f[0-9a-f])-1f1(?:e[6-9a-f]|f[0-9a-f])$/.test( icon ) ) {
+
+						return false;
+					}
+
+					return ''.concat( options.base, icon, options.ext );
+				}
+			} );
+		}
+
+		/**
+		 * Initialize our emoji support, and set up listeners.
+		 */
+		if ( settings ) {
+			replaceEmoji = ! settings.supports.simple || ! settings.supports.flag;
+
+			if ( settings.DOMReady ) {
+				load();
+			} else {
+				settings.readyCallback = load;
+			}
+		}
+
+		return {
+			replaceEmoji: replaceEmoji,
+			parse: parse
+		};
+	}
+
+	window.wp = window.wp || {};
+	window.wp.emoji = new wpEmoji();
+
+} )( window, window._wpemojiSettings );