Revert 245226 "Nukes MessageLoop::Dispatcher"

trunk/src/ui/aura/root_window_host_ozone.h

 // Copyright 2013 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 UI_AURA_ROOT_WINDOW_HOST_OZONE_H_
 #define UI_AURA_ROOT_WINDOW_HOST_OZONE_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_pump_dispatcher.h"
+#include "base/message_loop/message_loop.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/gfx/insets.h"
 #include "ui/gfx/rect.h"
 
 namespace aura {
 
 class WindowTreeHostOzone : public WindowTreeHost,
-                            public base::MessagePumpDispatcher {
+                            public base::MessageLoop::Dispatcher {
  public:
   explicit WindowTreeHostOzone(const gfx::Rect& bounds);
   virtual ~WindowTreeHostOzone();
 
  private:
   // Overridden from Dispatcher overrides:
   virtual bool Dispatch(const base::NativeEvent& event) OVERRIDE;
 
   // WindowTreeHost Overrides.
   virtual RootWindow* GetRootWindow() OVERRIDE;
@@ skipping 20 matching lines @@
 
   gfx::AcceleratedWidget widget_;
   gfx::Rect bounds_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostOzone);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_ROOT_WINDOW_HOST_OZONE_H_