Move the panel to the root window where the mouse click occurred.

chrome/browser/ui/ash/launcher/browser_launcher_item_controller.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_UI_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_
 #define CHROME_BROWSER_UI_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_
 
 #include <string>
 
 #include "ash/launcher/launcher_types.h"
@@ skipping 58 matching lines @@
   // activation state.
   void BrowserActivationStateChanged();
 
   // LauncherItemController overrides:
   virtual string16 GetTitle() OVERRIDE;
   virtual bool HasWindow(aura::Window* window) const OVERRIDE;
   virtual bool IsOpen() const OVERRIDE;
   virtual void Launch(int event_flags) OVERRIDE;
   virtual void Activate() OVERRIDE;
   virtual void Close() OVERRIDE;
-  virtual void Clicked() OVERRIDE;
+  virtual void Clicked(const ui::Event& event) OVERRIDE;
   virtual void OnRemoved() OVERRIDE;
   virtual void LauncherItemChanged(int index,
                                    const ash::LauncherItem& old_item) OVERRIDE;
   virtual ChromeLauncherAppMenuItems* GetApplicationList() OVERRIDE;
 
   // TabStripModel overrides:
   virtual void ActiveTabChanged(content::WebContents* old_contents,
                                 content::WebContents* new_contents,
                                 int index,
                                 bool user_gesture) OVERRIDE;
@@ skipping 48 matching lines @@
   // Whether this is associated with an incognito profile.
   const bool is_incognito_;
 
   // Loads launcher sized favicons for panels.
   scoped_ptr<LauncherFaviconLoader> favicon_loader_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserLauncherItemController);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_