Remove unused code for the metro window switcher button

chrome/browser/ui/views/frame/opaque_browser_frame_view.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_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/browser/ui/views/frame/browser_frame.h"
@@ skipping 77 matching lines @@
   virtual gfx::Size GetBrowserViewMinimumSize() const OVERRIDE;
   virtual bool ShouldShowCaptionButtons() const OVERRIDE;
   virtual bool ShouldShowAvatar() const OVERRIDE;
   virtual bool IsRegularOrGuestSession() const OVERRIDE;
   virtual gfx::ImageSkia GetOTRAvatarIcon() const OVERRIDE;
   virtual bool IsMaximized() const OVERRIDE;
   virtual bool IsMinimized() const OVERRIDE;
   virtual bool IsFullscreen() const OVERRIDE;
   virtual bool IsTabStripVisible() const OVERRIDE;
   virtual int GetTabStripHeight() const OVERRIDE;
-  virtual int GetAdditionalReservedSpaceInTabStrip() const OVERRIDE;
   virtual gfx::Size GetTabstripPreferredSize() const OVERRIDE;
 
  protected:
   views::ImageButton* minimize_button() const { return minimize_button_; }
   views::ImageButton* maximize_button() const { return maximize_button_; }
   views::ImageButton* restore_button() const { return restore_button_; }
   views::ImageButton* close_button() const { return close_button_; }
 
   // Overridden from views::View:
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
@@ skipping 63 matching lines @@
   // Background painter for the window frame.
   scoped_ptr<views::FrameBackground> frame_background_;
 
   // Observer that handles platform dependent configuration.
   scoped_ptr<OpaqueBrowserFrameViewPlatformSpecific> platform_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(OpaqueBrowserFrameView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_