Cleanup: Remove unneeded forward declarations from chrome/browser/ui/views.

chrome/browser/ui/views/frame/opaque_browser_frame_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_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
 #include "chrome/browser/ui/views/tab_icon_view.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "views/controls/button/button.h"
 #include "views/window/non_client_view.h"
 
 class BrowserView;
-namespace gfx {
-class Font;
-}
-class TabContents;
 namespace views {
 class ImageButton;
-class ImageView;
 }
 
 class OpaqueBrowserFrameView : public BrowserNonClientFrameView,
                                public content::NotificationObserver,
                                public views::ButtonListener,
                                public TabIconView::TabIconViewModel {
  public:
   // Constructs a non-client view for an BrowserFrame.
   OpaqueBrowserFrameView(BrowserFrame* frame, BrowserView* browser_view);
   virtual ~OpaqueBrowserFrameView();
@@ skipping 131 matching lines @@
 
   // The bounds of the ClientView.
   gfx::Rect client_view_bounds_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(OpaqueBrowserFrameView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_OPAQUE_BROWSER_FRAME_VIEW_H_