Privatize StrongBinding lifetime management

content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc

Index: content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc
diff --git a/content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc b/content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc
index 7486aa2993a7c0fb1cc4bec87e82c8d917c5ed26..7e9a204d848070fb259c7b8b2eef7b9eb9dedc90 100644
--- a/content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc
+++ b/content/browser/renderer_host/offscreen_canvas_frame_receiver_impl.cc
@@ -7,23 +7,21 @@
 #include "cc/surfaces/surface.h"
 #include "cc/surfaces/surface_manager.h"
 #include "content/browser/compositor/surface_utils.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
 
 namespace content {
 
+OffscreenCanvasFrameReceiverImpl::OffscreenCanvasFrameReceiverImpl() {}
+
+OffscreenCanvasFrameReceiverImpl::~OffscreenCanvasFrameReceiverImpl() {}
+
 // static
 void OffscreenCanvasFrameReceiverImpl::Create(
-    mojo::InterfaceRequest<blink::mojom::OffscreenCanvasFrameReceiver>
-        request) {
-  // |binding_| will take ownership of OffscreenCanvasFrameReceiverImpl
-  new OffscreenCanvasFrameReceiverImpl(std::move(request));
+    blink::mojom::OffscreenCanvasFrameReceiverRequest request) {
+  mojo::MakeStrongBinding(base::MakeUnique<OffscreenCanvasFrameReceiverImpl>(),
+                          std::move(request));
 }
 
-OffscreenCanvasFrameReceiverImpl::OffscreenCanvasFrameReceiverImpl(
-    mojo::InterfaceRequest<blink::mojom::OffscreenCanvasFrameReceiver> request)
-    : binding_(this, std::move(request)) {}
-
-OffscreenCanvasFrameReceiverImpl::~OffscreenCanvasFrameReceiverImpl() {}
-
 void OffscreenCanvasFrameReceiverImpl::SubmitCompositorFrame(
     const cc::SurfaceId& surface_id,
     cc::CompositorFrame frame) {