[DevTools] Run tests only after all UI bits are initialized.

Source/devtools/front_end/main/Main.js

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2007 Matt Lilek (pewtermoose@gmail.com).
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 356 matching lines @@
 
         WebInspector.extensionServerProxy.setFrontendReady();
 
         InspectorAgent.enable(inspectorAgentEnableCallback);
 
         function inspectorAgentEnableCallback()
         {
             console.timeStamp("Main.inspectorAgentEnableCallback");
             WebInspector.app.presentUI(mainTarget);
             console.timeStamp("Main.inspectorAgentEnableCallbackPresentUI");
+            WebInspector.notifications.dispatchEventToListeners(WebInspector.NotificationService.Events.InspectorUILoadedForTests);
         }
 
         WebInspector.actionRegistry = new WebInspector.ActionRegistry();
         WebInspector.shortcutRegistry = new WebInspector.ShortcutRegistry(WebInspector.actionRegistry);
         WebInspector.ShortcutsScreen.registerShortcuts();
         this._registerForwardedShortcuts();
         this._registerMessageSinkListener();
 
         this._loadCompletedForWorkers();
         InspectorFrontendAPI.loadCompleted();
-        WebInspector.notifications.dispatchEventToListeners(WebInspector.NotificationService.Events.InspectorLoaded);
     },
 
     _registerForwardedShortcuts: function()
     {
         /** @const */ var forwardedActions = ["main.reload", "main.hard-reload"];
         var actionKeys = WebInspector.shortcutRegistry.keysForActions(forwardedActions).map(WebInspector.KeyboardShortcut.keyCodeAndModifiersFromKey);
 
         actionKeys.push({keyCode: WebInspector.KeyboardShortcut.Keys.F8.code});
         InspectorFrontendHost.setWhitelistedShortcuts(JSON.stringify(actionKeys));
     },
@@ skipping 500 matching lines @@
 
 WebInspector.Main.InspectedNodeRevealer.prototype = {
     /**
      * @param {!WebInspector.Event} event
      */
     _inspectNode: function(event)
     {
         WebInspector.Revealer.reveal(/** @type {!WebInspector.DOMNode} */ (event.data));
     }
 }