Decouple RVH creation from CrossProcessFrameConnector.

content/browser/frame_host/render_frame_host_manager.h

Index: content/browser/frame_host/render_frame_host_manager.h
diff --git a/content/browser/frame_host/render_frame_host_manager.h b/content/browser/frame_host/render_frame_host_manager.h
index 8d5b594d780e49a33fb561e49b3a2719514855a1..82c38a8ace1b1f300c23303fc31be5a98bcafe5f 100644
--- a/content/browser/frame_host/render_frame_host_manager.h
+++ b/content/browser/frame_host/render_frame_host_manager.h
@@ -64,7 +64,7 @@ class CONTENT_EXPORT RenderFrameHostManager : public NotificationObserver {
     virtual bool CreateRenderViewForRenderManager(
         RenderViewHost* render_view_host,
         int opener_route_id,
-        CrossProcessFrameConnector* cross_process_frame_connector) = 0;
+        bool for_subframe) = 0;
     virtual void BeforeUnloadFiredFromRenderManager(
         bool proceed, const base::TimeTicks& proceed_time,
         bool* proceed_to_fire_unload) = 0;
@@ -380,7 +380,9 @@ class CONTENT_EXPORT RenderFrameHostManager : public NotificationObserver {
   // initialized for another RenderFrameHost.
   // TODO(creis): opener_route_id is currently for the RenderViewHost but should
   // be for the RenderFrame, since frames can have openers.
-  bool InitRenderView(RenderViewHost* render_view_host, int opener_route_id);
+  bool InitRenderView(RenderViewHost* render_view_host,
+                      int opener_route_id,
+                      bool for_subframe);
 
   // Sets the pending RenderFrameHost/WebUI to be the active one. Note that this
   // doesn't require the pending render_frame_host_ pointer to be non-NULL,