Privatize StrongBinding lifetime management

chrome/gpu/gpu_arc_video_service.h

Index: chrome/gpu/gpu_arc_video_service.h
diff --git a/chrome/gpu/gpu_arc_video_service.h b/chrome/gpu/gpu_arc_video_service.h
index 5f7275f9369744bc868b866d8a32a3d3cfdcb058..79f76f2d33d69f5f125cfc7d78ff8be151c5214c 100644
--- a/chrome/gpu/gpu_arc_video_service.h
+++ b/chrome/gpu/gpu_arc_video_service.h
@@ -12,7 +12,6 @@
 #include "chrome/gpu/arc_video_accelerator.h"
 #include "components/arc/common/video_accelerator.mojom.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
 
 namespace chromeos {
 namespace arc {
@@ -25,15 +24,14 @@ namespace arc {
 class GpuArcVideoService : public ::arc::mojom::VideoAcceleratorService,
                            public ArcVideoAccelerator::Client {
  public:
-  GpuArcVideoService(
-      ::arc::mojom::VideoAcceleratorServiceRequest request,
-      const gpu::GpuPreferences& gpu_preferences);
   explicit GpuArcVideoService(const gpu::GpuPreferences& gpu_preferences);
   ~GpuArcVideoService() override;
 
   // Connects to VideoAcceleratorServiceClient.
   // |request| specified the message pipe of client to use.
-  void Connect(::arc::mojom::VideoAcceleratorServiceClientRequest request);
+  static void DeprecatedConnect(
+      std::unique_ptr<GpuArcVideoService> service,
+      ::arc::mojom::VideoAcceleratorServiceClientRequest client_request);
 
  private:
   // ArcVideoAccelerator::Client implementation.
@@ -81,10 +79,6 @@ class GpuArcVideoService : public ::arc::mojom::VideoAcceleratorService,
   std::unique_ptr<ArcVideoAccelerator> accelerator_;
   ::arc::mojom::VideoAcceleratorServiceClientPtr client_;
 
-  // Binding of arc::mojom::VideoAcceleratorService. It also takes ownership of
-  // |this|.
-  mojo::StrongBinding<::arc::mojom::VideoAcceleratorService> binding_;
-
   DISALLOW_COPY_AND_ASSIGN(GpuArcVideoService);
 };