Add app.window.alphaEnabled() and onAlphaEnabledChanged.

chrome/browser/ui/views/apps/chrome_native_app_window_views_win.h

 // Copyright 2014 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_BROWSER_UI_VIEWS_APPS_CHROME_NATIVE_APP_WINDOW_VIEWS_WIN_H_
 #define CHROME_BROWSER_UI_VIEWS_APPS_CHROME_NATIVE_APP_WINDOW_VIEWS_WIN_H_
 
 #include "chrome/browser/ui/views/apps/chrome_native_app_window_views.h"
 
 namespace web_app {
 struct ShortcutInfo;
 }
 
 class GlassAppWindowFrameViewWin;
 
 // Windows-specific parts of the views-backed native shell window implementation
 // for packaged apps.
 class ChromeNativeAppWindowViewsWin : public ChromeNativeAppWindowViews {
  public:
   ChromeNativeAppWindowViewsWin();
 
   GlassAppWindowFrameViewWin* glass_frame_view() {
     return glass_frame_view_;
-  };
+  }

[levin, 2014/07/15 20:40:05]

Please consider removing this part of the change from this cl.

[jackhou1, 2014/07/16 01:26:29]

Done.

 
  private:
   void ActivateParentDesktopIfNecessary();
 
   void OnShortcutInfoLoaded(
       const web_app::ShortcutInfo& shortcut_info);
 
   HWND GetNativeAppWindowHWND() const;
   bool IsRunningInAsh();
   void EnsureCaptionStyleSet();
@@ skipping 20 matching lines @@
   // throughout the life of a window, e.g. if DWM is enabled and disabled.
   GlassAppWindowFrameViewWin* glass_frame_view_;
 
   // The Windows Application User Model ID identifying the app.
   base::string16 app_model_id_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeNativeAppWindowViewsWin);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_APPS_CHROME_NATIVE_APP_WINDOW_VIEWS_WIN_H_