Don't send NewFrameProxy for top-level remote frames

content/browser/frame_host/render_frame_host_manager.cc

Index: content/browser/frame_host/render_frame_host_manager.cc
diff --git a/content/browser/frame_host/render_frame_host_manager.cc b/content/browser/frame_host/render_frame_host_manager.cc
index e6e93d96f64bbbbcb7c1d75d017efb528f705af2..4c2b565a1fd8b919e5313972ea2de4cba307525d 100644
--- a/content/browser/frame_host/render_frame_host_manager.cc
+++ b/content/browser/frame_host/render_frame_host_manager.cc
@@ -1108,9 +1108,6 @@ int RenderFrameHostManager::CreateRenderFrame(SiteInstance* instance,
         DCHECK(new_render_frame_host.get());
         success = InitRenderFrame(new_render_frame_host.get());
       }
-      if (swapped_out) {
-        proxy_hosts_[instance->GetId()]->InitRenderFrameProxy();
-      }
     } else if (!swapped_out && pending_render_frame_host_) {
       CancelPending();
     }