Migrate GpuChildThread to use ConnectionFilter instead of the ChildThread's InterfaceRegistry to exp

chrome/gpu/chrome_content_gpu_client.h

Index: chrome/gpu/chrome_content_gpu_client.h
diff --git a/chrome/gpu/chrome_content_gpu_client.h b/chrome/gpu/chrome_content_gpu_client.h
index b08f398c7a855417103570b2317374c6eced4748..478a330e23acd46fc234f3e0941f8d7153f4b8c7 100644
--- a/chrome/gpu/chrome_content_gpu_client.h
+++ b/chrome/gpu/chrome_content_gpu_client.h
@@ -19,17 +19,19 @@ class ChromeContentGpuClient : public content::ContentGpuClient {
 
   // content::ContentGpuClient:
   void Initialize(base::FieldTrialList::Observer* observer) override;

[Ken Rockot(use gerrit already), 2017/04/20 15:30:22]

need to update the signature here

-  void ExposeInterfacesToBrowser(
-      service_manager::InterfaceRegistry* registry,
+  void GpuServiceInitialized(
       const gpu::GpuPreferences& gpu_preferences) override;
-  void ConsumeInterfacesFromBrowser(
-      service_manager::Connector* connector) override;
 
  private:
   std::unique_ptr<variations::ChildProcessFieldTrialSyncer> field_trial_syncer_;
   // Used to profile process startup.
   base::StackSamplingProfiler stack_sampling_profiler_;
 
+#if defined(OS_CHROMEOS)
+  class GpuArcVideoServiceFactory;
+  std::unique_ptr<GpuArcVideoServiceFactory> gpu_arc_video_service_factory_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(ChromeContentGpuClient);
 };