Cleanup: Remove unneeded forward declarations from chrome/browser/ui/gtk and chrome/browser/ui/co...

chrome/browser/ui/gtk/tabs/tab_gtk.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_GTK_TABS_TAB_GTK_H_
 #define CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/gtk/tabs/tab_renderer_gtk.h"
 #include "ui/base/gtk/gtk_signal.h"
 
 class TabStripMenuController;
 class ThemeService;
 
-namespace gfx {
-class Path;
-}
-
 class TabGtk : public TabRendererGtk,
                public MessageLoopForUI::Observer {
  public:
   // An interface implemented by an object that can help this Tab complete
   // various actions. The index parameter is the index of this Tab in the
   // TabRenderer::Model.
   class TabDelegate {
    public:
     // Returns true if the specified Tab is active.
     virtual bool IsTabActive(const TabGtk* tab) const = 0;
@@ skipping 186 matching lines @@
   // mouse release event on the the dragged widget, otherwise, we don't know
   // when the drag has ended when the user presses space or enter.  We queue
   // a task to end the drag and only run it if GTK+ didn't send us the
   // drag-failed event.
   base::WeakPtrFactory<TabGtk> drag_end_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TabGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_