Add panel overflow logic to panel strip.

chrome/browser/ui/panels/panel_manager.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_MANAGER_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_
 #pragma once
 
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 25 matching lines @@
   // Called when the display is changed, i.e. work area is updated.
   void OnDisplayChanged();
 
   // Creates a panel and returns it. The panel might be queued for display
   // later.
   Panel* CreatePanel(Browser* browser);
 
   void Remove(Panel* panel);
   void RemoveAll();
 
-  // Asynchronous confirmation of panel having been removed.
-  void OnPanelRemoved(Panel* panel);

[jianli, 2011/12/01 21:36:28]

Why removing it? PanelOverflowStrip also needs to send the notification for the
panel being removed.

[jennb, 2011/12/01 23:10:17]

Putting back. Obviously a miscommunication from our chat yesterday.

-
   // Drags the given panel.
   void StartDragging(Panel* panel);
   void Drag(int delta_x);
   void EndDragging(bool cancelled);
 
   // Invoked when a panel's expansion state changes.
   void OnPanelExpansionStateChanged(Panel::ExpansionState old_state,
                                     Panel::ExpansionState new_state);
 
   // Invoked when the preferred window size of the given panel might need to
@@ skipping 117 matching lines @@
 
   // Whether or not bounds will be updated when the preferred content size is
   // changed. The testing code could set this flag to false so that other tests
   // will not be affected.
   bool auto_sizing_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(PanelManager);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_MANAGER_H_