ArcBridge: Add VideoEncodeAccelerator implementation.

chrome/browser/chromeos/arc/video/gpu_arc_video_service_host.cc

 // Copyright 2016 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 "chrome/browser/chromeos/arc/video/gpu_arc_video_service_host.h"
 
 #include <string>
 #include <utility>
 
 #include "base/location.h"
@@ skipping 13 matching lines @@
 
 namespace arc {
 
 namespace {
 
 void ConnectToVideoDecodeAcceleratorOnIOThread(
     mojom::VideoDecodeAcceleratorRequest request) {
   content::BindInterfaceInGpuProcess(std::move(request));
 }
 
+void ConnectToEncodeAcceleratorOnIOThread(
+    mojom::VideoEncodeAcceleratorRequest request) {
+  content::BindInterfaceInGpuProcess(std::move(request));
+}
+
 }  // namespace
 
 class VideoAcceleratorFactoryService : public mojom::VideoAcceleratorFactory {
  public:
   VideoAcceleratorFactoryService() = default;
 
   void CreateDecodeAccelerator(
       mojom::VideoDecodeAcceleratorRequest request) override {
     content::BrowserThread::PostTask(
         content::BrowserThread::IO, FROM_HERE,
         base::BindOnce(&ConnectToVideoDecodeAcceleratorOnIOThread,
                        base::Passed(&request)));
   }
 
   void CreateEncodeAccelerator(
       mojom::VideoEncodeAcceleratorRequest request) override {
-    // TODO(owenlin): Implement this function.
+    content::BrowserThread::PostTask(
+        content::BrowserThread::IO, FROM_HERE,
+        base::Bind(&ConnectToEncodeAcceleratorOnIOThread,
+                   base::Passed(&request)));
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(VideoAcceleratorFactoryService);
 };
 
 GpuArcVideoServiceHost::GpuArcVideoServiceHost(ArcBridgeService* bridge_service)
     : ArcService(bridge_service), binding_(this) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   arc_bridge_service()->video()->AddObserver(this);
@@ skipping 40 matching lines @@
   mojo::ScopedHandle child_handle{mojo::Handle(wrapped_handle)};
 
   callback.Run(std::move(child_handle), token);
 
   mojo::MakeStrongBinding(
       base::MakeUnique<VideoAcceleratorFactoryService>(),
       mojom::VideoAcceleratorFactoryRequest(std::move(server_pipe)));
 }
 
 }  // namespace arc