Support minimizing the panel into 3-pixel line on Windows. Also support bringing up/down the titl...

chrome/browser/ui/panels/panel.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_H_
 #define CHROME_BROWSER_UI_PANELS_PANEL_H_
 #pragma once
 
 #include "chrome/browser/ui/browser_window.h"
 
@@ skipping 13 matching lines @@
 //   Panel size is restricted to certain limits.
 // - Invoke an appropriate PanelManager function to do stuff that might affect
 //   other Panels.  For example deleting a panel would rearrange other panels.
 class Panel : public BrowserWindow {
  public:
   virtual ~Panel();
 
   // Returns the PanelManager associated with this panel.
   PanelManager* manager() const;
 
-  void Minimize();
-  void Restore();
-
   // BrowserWindow overrides.
   virtual void Show() OVERRIDE;
   virtual void ShowInactive() OVERRIDE;
   virtual void SetBounds(const gfx::Rect& bounds) OVERRIDE;
   virtual void Close() OVERRIDE;
   virtual void Activate() OVERRIDE;
   virtual void Deactivate() OVERRIDE;
   virtual bool IsActive() const OVERRIDE;
   virtual void FlashFrame() OVERRIDE;
   virtual gfx::NativeWindow GetNativeHandle() OVERRIDE;
@@ skipping 94 matching lines @@
 
 #ifdef UNIT_TEST
   NativePanel* native_panel() { return native_panel_; }
 #endif
 
  protected:
   virtual void DestroyBrowser() OVERRIDE;
 
  private:
   friend class PanelManager;
+  friend class PanelManagerWin;
 
   // Panel can only be created using PanelManager::CreatePanel().
   Panel(Browser* browser, const gfx::Rect& bounds);
 
   // This is different from BrowserWindow::SetBounds():
   // * SetPanelBounds() is only called by PanelManager to manage its position.
   // * SetBounds() is called by the API to try to change the bounds, which is
   //   not allowed for Panel.
   void SetPanelBounds(const gfx::Rect& bounds);
 
+  void Minimize();
+  void Restore(bool titlebar_only);
+
   // Platform specifc implementation for panels.  It'd be one of
   // PanelBrowserWindowGtk/PanelBrowserView/PanelBrowserWindowCocoa.
   NativePanel* native_panel_;  // Weak, owns us.
 
   DISALLOW_COPY_AND_ASSIGN(Panel);
 };
 
 #endif  // CHROME_BROWSER_UI_PANELS_PANEL_H_