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

content/renderer/render_frame_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 1099 matching lines @@
       pepper_last_mouse_event_target_(nullptr),
 #endif
       frame_binding_(this),
       weak_factory_(this) {
   // We don't have a shell::Connection at this point, so use nullptr.
   // TODO(beng): We should fix this, so we can apply policy about which
   //             interfaces get exposed.
   interface_registry_.reset(new shell::InterfaceRegistry(nullptr));
   shell::mojom::InterfaceProviderPtr remote_interfaces;
   pending_remote_interface_provider_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));
   blink_service_registry_.reset(new BlinkServiceRegistryImpl(
       remote_interfaces_->GetWeakPtr()));
 
   std::pair<RoutingIDFrameMap::iterator, bool> result =
       g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
   CHECK(result.second) << "Inserting a duplicate item.";
 
   RenderThread::Get()->AddRoute(routing_id_, this);
 
   render_view_->RegisterRenderFrame(this);
@@ skipping 5144 matching lines @@
   // event target. Potentially a Pepper plugin will receive the event.
   // In order to tell whether a plugin gets the last mouse event and which it
   // is, we set |pepper_last_mouse_event_target_| to null here. If a plugin gets
   // the event, it will notify us via DidReceiveMouseEvent() and set itself as
   // |pepper_last_mouse_event_target_|.
   pepper_last_mouse_event_target_ = nullptr;
 #endif
 }
 
 }  // namespace content