Android Webview IPC-based sync compositing

content/renderer/render_thread_impl.h

 // 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 CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 #define CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 97 matching lines @@
 class RenderProcessObserver;
 class RendererBlinkPlatformImpl;
 class RendererDemuxerAndroid;
 class RendererGpuVideoAcceleratorFactories;
 class ResourceDispatchThrottler;
 class V8SamplingProfiler;
 class VideoCaptureImplManager;
 class WebGraphicsContext3DCommandBufferImpl;
 class WebRTCIdentityService;
 
+#if defined(OS_ANDROID)
+class SynchronousCompositorFilter;
+#endif
+
 #if defined(COMPILER_MSVC)
 // See explanation for other RenderViewHostImpl which is the same issue.
 #pragma warning(push)
 #pragma warning(disable: 4250)
 #endif
 
 // The RenderThreadImpl class represents a background thread where RenderView
 // instances live.  The RenderThread supports an API that is used by its
 // consumer to talk indirectly to the RenderViews and supporting objects.
 // Likewise, it provides an API for the RenderViews to talk back to the main
@@ skipping 144 matching lines @@
   }
 
   MidiMessageFilter* midi_message_filter() {
     return midi_message_filter_.get();
   }
 
 #if defined(OS_ANDROID)
   RendererDemuxerAndroid* renderer_demuxer() {
     return renderer_demuxer_.get();
   }
+
+  SynchronousCompositorFilter* sync_compositor_message_filter() {
+    return sync_compositor_message_filter_.get();
+  }
 #endif
 
   // Creates the embedder implementation of WebMediaStreamCenter.
   // The resulting object is owned by WebKit and deleted by WebKit at tear-down.
   blink::WebMediaStreamCenter* CreateMediaStreamCenter(
       blink::WebMediaStreamCenterClient* client);
 
   BrowserPluginManager* browser_plugin_manager() const {
     return browser_plugin_manager_.get();
   }
@@ skipping 302 matching lines @@
   scoped_refptr<base::SingleThreadTaskRunner> compositor_task_runner_;
 
   // Pool of workers used for raster operations (e.g., tile rasterization).
   scoped_refptr<RasterWorkerPool> raster_worker_pool_;
 
   base::CancelableCallback<void(const IPC::Message&)> main_input_callback_;
   scoped_refptr<IPC::MessageFilter> input_event_filter_;
   scoped_ptr<InputHandlerManager> input_handler_manager_;
   scoped_refptr<CompositorForwardingMessageFilter> compositor_message_filter_;
 
+#if defined(OS_ANDROID)
+  scoped_refptr<SynchronousCompositorFilter> sync_compositor_message_filter_;
+#endif
+
   scoped_refptr<BluetoothMessageFilter> bluetooth_message_filter_;
 
   scoped_refptr<cc_blink::ContextProviderWebContext>
       shared_main_thread_contexts_;
 
   base::ObserverList<RenderProcessObserver> observers_;
 
   scoped_refptr<ContextProviderCommandBuffer> shared_worker_context_provider_;
 
   scoped_ptr<AudioRendererMixerManager> audio_renderer_mixer_manager_;
@@ skipping 60 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderThreadImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_THREAD_IMPL_H_