Add ability to bind a different InterfaceRegistry/InterfaceProvider to an incoming Connection.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 1f11c56e75f519c9c7122a5caf842319156c81f9..fcce8b3b44e4878747a2da04e027a54b3eade2d5 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -2409,8 +2409,8 @@ void RenderFrameHostImpl::SetUpMojoIfNeeded() {
   shell::mojom::InterfaceProviderPtr remote_interfaces;
   shell::mojom::InterfaceProviderRequest remote_interfaces_request =
       GetProxy(&remote_interfaces);
-  remote_interfaces_.reset(
-      new shell::InterfaceProvider(std::move(remote_interfaces)));
+  remote_interfaces_.reset(new shell::InterfaceProvider);
+  remote_interfaces_->Bind(std::move(remote_interfaces));
   frame_->GetInterfaceProvider(std::move(remote_interfaces_request));
 
 #if defined(OS_ANDROID)