Implement aura::Window::CreateCompositorFrameSink()

content/renderer/gpu/renderer_compositor_frame_sink.cc

 // 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.
 
 #include "content/renderer/gpu/renderer_compositor_frame_sink.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/location.h"
@@ skipping 139 matching lines @@
     frame.metadata.frame_token = frame_token;
     sink_->SubmitCompositorFrame(local_surface_id_, std::move(frame));
     if (frame_token) {
       message_sender_->Send(new ViewHostMsg_FrameSwapMessages(
           routing_id_, frame_token, messages_to_send));
     }
     // ~send_message_scope.
   }
 }
 
+void RendererCompositorFrameSink::EvictFrame() {
+  sink_->EvictFrame();
+}
+
 void RendererCompositorFrameSink::OnMessageReceived(
     const IPC::Message& message) {
   DCHECK(thread_checker_.CalledOnValidThread());
   IPC_BEGIN_MESSAGE_MAP(RendererCompositorFrameSink, message)
     IPC_MESSAGE_HANDLER(ViewMsg_BeginFrame, OnBeginFrameIPC)
   IPC_END_MESSAGE_MAP()
 }
 
 void RendererCompositorFrameSink::OnBeginFrameIPC(
     const cc::BeginFrameArgs& args) {
@@ skipping 81 matching lines @@
   cc::mojom::MojoCompositorFrameSinkRequest sink_request =
       mojo::MakeRequest(&sink);
   cc::mojom::MojoCompositorFrameSinkClientPtr sink_client;
   sink_client_request_ = mojo::MakeRequest(&sink_client);
   RenderThreadImpl::current()->GetFrameSinkProvider()->CreateForWidget(
       routing_id_, std::move(sink_request), std::move(sink_client));
   sink_ptr_info_ = sink.PassInterface();
 }
 
 }  // namespace content