Add PanelOverflowStrip to handle panel overflow.

chrome/browser/ui/panels/panel_browser_view.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_PANELS_PANEL_BROWSER_VIEW_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_VIEW_H_
 #pragma once
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 104 matching lines @@
   // Overridden from AnimationDelegate:
   virtual void AnimationEnded(const ui::Animation* animation) OVERRIDE;
   virtual void AnimationProgressed(const ui::Animation* animation) OVERRIDE;
 
   bool EndDragging(bool cancelled);
 
   void StopDrawingAttention();
 
   void SetBoundsInternal(const gfx::Rect& bounds, bool animate);
 
+  void ShowOrHidePanelAppIcon(bool show);
+
   scoped_ptr<Panel> panel_;
   gfx::Rect bounds_;
 
   // Is the panel being closed? Do not use it when it is closed.
   bool closed_;
 
   // Is the panel receiving the focus?
   bool focused_;
 
   // Is the mouse button currently down?
@@ skipping 22 matching lines @@
   base::TimeTicks attention_cleared_time_;
 
   // The last view that had focus in the panel. This is saved so that focus can
   // be restored properly when a drag ends.
   views::View* old_focused_view_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelBrowserView);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_BROWSER_VIEW_H_