Implement GpuArcVideoService for arc video accelerator

components/arc/arc_bridge_service_impl.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 "components/arc/arc_bridge_service_impl.h"
 
 #include <string>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/sequenced_task_runner.h"
 #include "base/sys_info.h"
 #include "base/task_runner_util.h"
 #include "base/thread_task_runner_handle.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/dbus/dbus_method_call_status.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/session_manager_client.h"
+#include "ipc/ipc_channel_handle.h"
 #include "mojo/public/cpp/bindings/array.h"
 #include "third_party/mojo/src/mojo/edk/embedder/embedder.h"
 
 namespace mojo {
 
 template <>
 struct TypeConverter<arc::AppInfo, arc::AppInfoPtr> {
   static arc::AppInfo Convert(const arc::AppInfoPtr& app_info_ptr) {
     return *app_info_ptr;
   }
@@ skipping 163 matching lines @@
   DCHECK(CalledOnValidThread());
   if (state() != State::READY) {
     LOG_IF(ERROR, base::SysInfo::IsRunningOnChromeOS())
         << "Called RequestProcessList when the service is not ready";
     return false;
   }
   instance_ptr_->RequestProcessList();
   return true;
 }
 
+// TODO(kcwu) move this to ArcBridgeService after rebased arc_bridge
+// refactoring.

[Luis Héctor Chávez, 2015/12/23 00:02:53]

This is done.

[kcwu, 2015/12/23 01:05:23]

Done.

+void ArcBridgeServiceImpl::OnVideoInstanceReady(VideoInstancePtr video_ptr) {
+  DCHECK(CalledOnValidThread());
+  video_ptr_ = std::move(video_ptr);
+  FOR_EACH_OBSERVER(Observer, observer_list(), OnVideoInstanceReady());
+}
+
 void ArcBridgeServiceImpl::OnInstanceBootPhase(InstanceBootPhase phase) {
   DCHECK(CalledOnValidThread());
   // The state can be CONNECTED the first time this is called, and will then
   // transition to READY after BRIDGE_READY has been passed.
   if (state() != State::CONNECTED && state() != State::READY) {
     VLOG(1) << "StopInstance() called while connecting";
     return;
   }
   if (phase == INSTANCE_BOOT_PHASE_BRIDGE_READY) {
     SetState(State::READY);
@@ skipping 77 matching lines @@
 
   SetState(State::CONNECTED);
 }
 
 void ArcBridgeServiceImpl::OnStopped() {
   DCHECK(CalledOnValidThread());
   SetState(State::STOPPED);
 }
 
 }  // namespace arc