Remove keyIdentifier.

third_party/WebKit/Source/devtools/front_end/extensions/ExtensionServer.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 616 matching lines @@
          * @param {*} entry
          * @suppressGlobalPropertiesCheck
          */
         function handleEventEntry(entry)
         {
             if (!entry.ctrlKey && !entry.altKey && !entry.metaKey && !/^F\d+$/.test(entry.key) && entry.key !== "Escape")
                 return;
             // Fool around closure compiler -- it has its own notion of both KeyboardEvent constructor
             // and initKeyboardEvent methods and overriding these in externs.js does not have effect.
             var event = new window.KeyboardEvent(entry.eventType, {
-                keyIdentifier: entry.keyIdentifier,
                 key: entry.key,
                 code: entry.code,
                 keyCode: entry.keyCode,
                 location: entry.location,
                 ctrlKey: entry.ctrlKey,
                 altKey: entry.altKey,
                 shiftKey: entry.shiftKey,
                 metaKey: entry.metaKey
             });
             event.__keyCode = keyCodeForEntry(entry);
             document.dispatchEvent(event);
         }
 
         function keyCodeForEntry(entry)
         {
             var keyCode = entry.keyCode;
             if (!keyCode) {
                 // This is required only for synthetic events (e.g. dispatched in tests).
-                var match = entry.keyIdentifier.match(/^U\+([\dA-Fa-f]+)$/);
-                if (match)
-                    keyCode = parseInt(match[1], 16);
+                if (entry.key === "Escape")
+                    keyCode = 27;
             }
             return keyCode || 0;
         }
     },
 
     _dispatchCallback: function(requestId, port, result)
     {
         if (requestId)
             port.postMessage({ command: "callback", requestId: requestId, result: result });
     },
@@ skipping 404 matching lines @@
 /**
  * @typedef {{code: string, description: string, details: !Array.<*>}}
  */
 WebInspector.ExtensionStatus.Record;
 
 WebInspector.extensionAPI = {};
 defineCommonExtensionSymbols(WebInspector.extensionAPI);
 
 /** @type {!WebInspector.ExtensionServer} */
 WebInspector.extensionServer;