[DevTools] Apps implementation.

Source/devtools/front_end/components/DockController.js

 /*
  * Copyright (C) 2012 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 58 matching lines @@
 // Use BeforeDockSideChanged to do something before all the UI bits are updated,
 // DockSideChanged to update UI, and AfterDockSideChanged to perform actions
 // after frontend is docked/undocked in the browser.
 WebInspector.DockController.Events = {
     BeforeDockSideChanged: "BeforeDockSideChanged",
     DockSideChanged: "DockSideChanged",
     AfterDockSideChanged: "AfterDockSideChanged"
 }
 
 WebInspector.DockController.prototype = {
+    initialize: function()
+    {
+        if (this._canDock)
+            this._dockToggleButton.toggleInitialState();
+    },
+
     /**
      * @return {?Element}
      */
     get element()
     {
         return this._canDock ? this._dockToggleButton.element : null;
     },
 
     /**
      * @return {string}
@@ skipping 70 matching lines @@
         }
     },
 
     __proto__: WebInspector.Object.prototype
 }
 
 /**
  * @type {!WebInspector.DockController}
  */
 WebInspector.dockController;