Fixed Windows system tray icon.

chrome/browser/background/background_mode_manager.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_BROWSER_BACKGROUND_BACKGROUND_MODE_MANAGER_H_
 #define CHROME_BROWSER_BACKGROUND_BACKGROUND_MODE_MANAGER_H_
 
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 310 matching lines @@
   // chrome running while waiting for apps to load. This is called when we no
   // longer need to do this (either because the user has chosen to exit chrome
   // manually, or all apps have been loaded).
   void DecrementKeepAliveCountForStartup();
 
   // Return an appropriate name for a Preferences menu entry.  Preferences is
   // sometimes called Options or Settings.
   base::string16 GetPreferencesMenuLabel();
 
   // Create a status tray icon to allow the user to shutdown Chrome when running
-  // in background mode. Virtual to enable testing.
+  // in background mode. Asynchronous (|status_icon_| will not be ready
+  // immediately). Virtual to enable testing.
   virtual void CreateStatusTrayIcon();
 
+  // Internal implementation of CreateStatusTrayIcon (for use as a posted task).
+  void CreateStatusTrayIconTask();
+
   // Removes the status tray icon because we are exiting background mode.
   // Virtual to enable testing.
   virtual void RemoveStatusTrayIcon();
 
   // Create a context menu, or replace/update an existing context menu, for the
   // status tray icon which, among other things, allows the user to shutdown
   // Chrome when running in background mode. All profiles are listed under
   // the one context menu.
   virtual void UpdateStatusTrayIconContextMenu();
 
@@ skipping 84 matching lines @@
 
   // Set to true when background mode is keeping Chrome alive.
   bool keeping_alive_;
 
   base::WeakPtrFactory<BackgroundModeManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundModeManager);
 };
 
 #endif  // CHROME_BROWSER_BACKGROUND_BACKGROUND_MODE_MANAGER_H_