Added message filter receiving frames from compositor

content/browser/android/synchronous_compositor_host.cc

 // Copyright 2015 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.
 
 #include "content/browser/android/synchronous_compositor_host.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
@@ skipping 73 matching lines @@
 SynchronousCompositorHost::~SynchronousCompositorHost() {
   client_->DidDestroyCompositor(this, process_id_, routing_id_);
 }
 
 bool SynchronousCompositorHost::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(SynchronousCompositorHost, message)
     IPC_MESSAGE_HANDLER(SyncCompositorHostMsg_CompositorFrameSinkCreated,
                         CompositorFrameSinkCreated)
     IPC_MESSAGE_HANDLER(SyncCompositorHostMsg_UpdateState, ProcessCommonParams)
-    IPC_MESSAGE_HANDLER_GENERIC(SyncCompositorHostMsg_ReturnFrame,
-                                DemandDrawHwReceiveFrame(message))
+    // IPC_MESSAGE_HANDLER_GENERIC(SyncCompositorHostMsg_ReturnFrame,
+    //                            DemandDrawHwReceiveFrame(message))
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
-void SynchronousCompositorHost::DemandDrawHwAsync(
+scoped_refptr<SynchronousCompositor::FrameFuture>
+SynchronousCompositorHost::DemandDrawHwAsync(
     const gfx::Size& viewport_size,
     const gfx::Rect& viewport_rect_for_tile_priority,
     const gfx::Transform& transform_for_tile_priority) {
   SyncCompositorDemandDrawHwParams params(viewport_size,
                                           viewport_rect_for_tile_priority,
                                           transform_for_tile_priority);
+  scoped_refptr<SynchronousCompositor::FrameFuture> frame_future =
+      new FrameFuture();
+  rwhva_->GetRenderWidgetHost()->GetProcess()->GetFilter()->SetFrameFuture(
+      routing_id_, frame_future);
   sender_->Send(new SyncCompositorMsg_DemandDrawHwAsync(routing_id_, params));
+  return frame_future;
 }
 
 SynchronousCompositor::Frame SynchronousCompositorHost::DemandDrawHw(
     const gfx::Size& viewport_size,
     const gfx::Rect& viewport_rect_for_tile_priority,
     const gfx::Transform& transform_for_tile_priority) {
   SyncCompositorDemandDrawHwParams params(viewport_size,
                                           viewport_rect_for_tile_priority,
                                           transform_for_tile_priority);
   uint32_t compositor_frame_sink_id;
@@ skipping 306 matching lines @@
   if (params.page_scale_factor) {
     client_->UpdateRootLayerState(
         this, gfx::ScrollOffsetToVector2dF(params.total_scroll_offset),
         gfx::ScrollOffsetToVector2dF(params.max_scroll_offset),
         params.scrollable_size, params.page_scale_factor,
         params.min_page_scale_factor, params.max_page_scale_factor);
   }
 }
 
 }  // namespace content