Changes code using Compositor to pass in ContextFactory

ui/aura/window_tree_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_WINDOW_TREE_HOST_OZONE_H_
 #define UI_AURA_WINDOW_TREE_HOST_OZONE_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/events/event_source.h"
 #include "ui/events/platform/platform_event_dispatcher.h"
 #include "ui/gfx/insets.h"
 #include "ui/gfx/rect.h"
 
+namespace ui {
+class ContextFactory;
+}
+
 namespace aura {
 
 class AURA_EXPORT WindowTreeHostOzone : public WindowTreeHost,
                                         public ui::EventSource,
                                         public ui::PlatformEventDispatcher {
  public:
-  explicit WindowTreeHostOzone(const gfx::Rect& bounds);
+  WindowTreeHostOzone(const gfx::Rect& bounds,
+                      ui::ContextFactory* context_factory);
   virtual ~WindowTreeHostOzone();
 
  private:
   // ui::PlatformEventDispatcher:
   virtual bool CanDispatchEvent(const ui::PlatformEvent& event) OVERRIDE;
   virtual uint32_t DispatchEvent(const ui::PlatformEvent& event) OVERRIDE;
 
   // WindowTreeHost:
   virtual ui::EventSource* GetEventSource() OVERRIDE;
   virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
@@ skipping 15 matching lines @@
 
   gfx::AcceleratedWidget widget_;
   gfx::Rect bounds_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostOzone);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_TREE_HOST_OZONE_H_