Add frame-specific InterfaceProviderSpec.

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index de010d59d850a56cf4d4ad665378669aed6e5d79..18f9c61ab5b56dcaf87badbf3060514de4204f3f 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -815,6 +815,9 @@ class CONTENT_EXPORT RenderFrameHostImpl
   // happen before it fires (to avoid flakiness).
   void DisableSwapOutTimerForTesting();
 
+  void OnRendererConnect(const service_manager::ServiceInfo& local_info,
+                         const service_manager::ServiceInfo& remote_info);
+
   // For now, RenderFrameHosts indirectly keep RenderViewHosts alive via a
   // refcount that calls Shutdown when it reaches zero.  This allows each
   // RenderFrameHostManager to just care about RenderFrameHosts, while ensuring
@@ -958,6 +961,11 @@ class CONTENT_EXPORT RenderFrameHostImpl
   std::unique_ptr<service_manager::InterfaceRegistry> interface_registry_;
   std::unique_ptr<service_manager::InterfaceProvider> remote_interfaces_;
 
+  service_manager::ServiceInfo local_info_;

[Ken Rockot(use gerrit already), 2016/10/27 05:12:52]

nit: maybe browser_info_ and renderer_info_ would be better names

+  service_manager::ServiceInfo remote_info_;
+
+  int on_connect_handler_id_ = 0;
+
 #if defined(OS_ANDROID)
   // The filter for MessagePort messages between an Android apps and web.
   scoped_refptr<AppWebMessagePortMessageFilter>