gtk: Rename GtkThemeService to ThemeServiceGtk.

chrome/browser/ui/gtk/tabs/tab_gtk.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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_GTK_TABS_TAB_GTK_H_
 #define CHROME_BROWSER_UI_GTK_TABS_TAB_GTK_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 65 matching lines @@
     // destroyed.
     virtual bool EndDrag(bool canceled) = 0;
 
     // Returns true if the associated TabStrip's delegate supports tab moving or
     // detaching. Used by the Frame to determine if dragging on the Tab
     // itself should move the window in cases where there's only one
     // non drag-able Tab.
     virtual bool HasAvailableDragActions() const = 0;
 
     // Returns the theme provider for icons and colors.
-    virtual GtkThemeService* GetThemeProvider() = 0;
+    virtual ThemeServiceGtk* GetThemeProvider() = 0;
 
     // Returns a context menu controller for |tab|. Caller takes ownership of
     // the pointed object.
     virtual TabStripMenuController* GetTabStripMenuControllerForTab(
         TabGtk* tab) = 0;
 
    protected:
     virtual ~TabDelegate() {}
   };
 
@@ skipping 120 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_