Implement GpuArcVideoService for arc video accelerator

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 08bc59e3a02b9e7958d2e0e11147f04513f0d721..47983027e123d46261492019681f99898ff90648 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -146,6 +146,7 @@
 
 #if defined(ENABLE_ARC)
 #include "components/arc/arc_bridge_service.h"
+#include "content/browser/gpu/gpu_arc_video_service_host.h"
 #endif
 
 namespace chromeos {
@@ -397,6 +398,10 @@ void ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun() {
       content::BrowserThread::GetMessageLoopProxyForThread(
           content::BrowserThread::FILE)));
   arc_bridge_service_->DetectAvailability();
+  gpu_arc_video_service_host_.reset(new content::GpuArcVideoServiceHost(
+      content::BrowserThread::GetMessageLoopProxyForThread(
+          content::BrowserThread::IO)));
+  gpu_arc_video_service_host_->Initialize();
 #endif
 
   ChromeBrowserMainPartsLinux::PreMainMessageLoopRun();