Hide default context menu for platform apps.

chrome/browser/ui/browser.h

 // Copyright (c) 2011 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_BROWSER_H_
 #define CHROME_BROWSER_UI_BROWSER_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 846 matching lines @@
   bool TabsNeedBeforeUnloadFired();
 
   bool is_type_tabbed() const { return type_ == TYPE_TABBED; }
   bool is_type_popup() const { return type_ == TYPE_POPUP; }
   bool is_type_panel() const { return type_ == TYPE_PANEL; }
   bool is_type_shell() const { return type_ == TYPE_SHELL; }
 
   bool is_app() const;
   bool is_devtools() const;
 
+  // Will return NULL if this is not a browser for a platform app.
+  const Extension* GetPlatformApp() const;
+
   // True when the current tab is in fullscreen mode, requested by
   // webkitRequestFullScreen.
   bool IsFullscreenForTab() const;
 
   // Called each time the browser window is shown.
   void OnWindowDidShow();
 
  protected:
   // Wrapper for the factory method in BrowserWindow. This allows subclasses to
   // set their own window.
@@ skipping 552 matching lines @@
 
   scoped_refptr<FullscreenController> fullscreen_controller_;
 
   // True if the browser window has been shown at least once.
   bool window_has_shown_;
 
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_