Mojo: Add WebThemeEngine implementation.

mojo/examples/html_viewer/blink_platform_impl.h

 // Copyright 2014 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 MOJO_EXAMPLE_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_
 #define MOJO_EXAMPLE_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_
 
 #include "base/message_loop/message_loop.h"
 #include "base/threading/thread_local_storage.h"
 #include "base/timer/timer.h"
 #include "mojo/examples/html_viewer/webmimeregistry_impl.h"
+#include "mojo/examples/html_viewer/webthemeengine_impl.h"
 #include "mojo/services/public/interfaces/network/network_service.mojom.h"
 #include "third_party/WebKit/public/platform/Platform.h"
-#include "third_party/WebKit/public/platform/WebThemeEngine.h"
 
 namespace mojo {
 class ApplicationImpl;
 
 namespace examples {
 
 class BlinkPlatformImpl : public blink::Platform {
  public:
   explicit BlinkPlatformImpl(ApplicationImpl* app);
   virtual ~BlinkPlatformImpl();
@@ skipping 36 matching lines @@
   static void DestroyCurrentThread(void*);
 
   NetworkServicePtr network_service_;
   base::MessageLoop* main_loop_;
   base::OneShotTimer<BlinkPlatformImpl> shared_timer_;
   void (*shared_timer_func_)();
   double shared_timer_fire_time_;
   bool shared_timer_fire_time_was_set_while_suspended_;
   int shared_timer_suspended_;  // counter
   base::ThreadLocalStorage::Slot current_thread_slot_;
-  blink::WebThemeEngine dummy_theme_engine_;
+  WebThemeEngineImpl theme_engine_;
   WebMimeRegistryImpl mime_registry_;
 };
 
 }  // namespace examples
 }  // namespace mojo
 
 #endif  // MOJO_EXAMPLE_HTML_VIEWER_BLINK_PLATFORM_IMPL_H_