Move chrome.appWindow to chrome.app.window.

chrome/renderer/extensions/app_window_custom_bindings.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 #define CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 
 #include "chrome/renderer/extensions/chrome_v8_extension.h"
 
 class ExtensionDispatcher;
 
 namespace extensions {
 
-// Implements custom bindings for the appWindow API.
+// Implements custom bindings for the app.window API.
 class AppWindowCustomBindings : public ChromeV8Extension {
  public:
   explicit AppWindowCustomBindings(ExtensionDispatcher* extension_dispatcher);
 
  private:
   static v8::Handle<v8::Value> GetView(const v8::Arguments& args);
 
   DISALLOW_COPY_AND_ASSIGN(AppWindowCustomBindings);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_