Plumb opener information when creating RenderFrames and RenderFrameProxies for subframes.

content/browser/frame_host/render_frame_proxy_host.cc

 // Copyright 2014 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/browser/frame_host/render_frame_proxy_host.h"
 
 #include "base/lazy_instance.h"
 #include "content/browser/bad_message.h"
 #include "content/browser/frame_host/cross_process_frame_connector.h"
 #include "content/browser/frame_host/frame_tree.h"
@@ skipping 167 matching lines @@
     // here, since there is no valid parent RenderFrameProxy on the renderer
     // side.  This can happen when adding a new child frame after an opener
     // process crashed and was reloaded.  See https://crbug.com/501152.
     if (!parent_proxy->is_render_frame_proxy_live())
       return false;
 
     parent_routing_id = parent_proxy->GetRoutingID();
     CHECK_NE(parent_routing_id, MSG_ROUTING_NONE);
   }
 
+  int opener_routing_id = MSG_ROUTING_NONE;
+  if (frame_tree_node_->opener()) {
+    opener_routing_id = frame_tree_node_->render_manager()->GetOpenerRoutingID(
+        site_instance_.get());
+  }
+
   Send(new FrameMsg_NewFrameProxy(routing_id_,
-                                  parent_routing_id,
                                   frame_tree_node_->frame_tree()
                                       ->GetRenderViewHost(site_instance_.get())
                                       ->GetRoutingID(),
+                                  opener_routing_id,
+                                  parent_routing_id,
                                   frame_tree_node_
                                       ->current_replication_state()));
 
   render_frame_proxy_created_ = true;
   return true;
 }
 
 void RenderFrameProxyHost::UpdateOpener() {
   // Another frame in this proxy's SiteInstance may reach the new opener by
   // first reaching this proxy and then referencing its window.opener.  Ensure
@@ skipping 105 matching lines @@
         new FrameMsg_PostMessageEvent(target_rfh->GetRoutingID(), new_params));
   }
 }
 
 void RenderFrameProxyHost::OnDidChangeOpener(int32 opener_routing_id) {
   frame_tree_node_->render_manager()->DidChangeOpener(opener_routing_id,
                                                       GetSiteInstance());
 }
 
 }  // namespace content