Create RenderFrameProxyHost at time of swap-out instead of commit.

content/test/test_web_contents.cc

Index: content/test/test_web_contents.cc
diff --git a/content/test/test_web_contents.cc b/content/test/test_web_contents.cc
index b1bb7e99c92d62a05b0187e9ec5fb0ee621d0acb..755f79e6e2addf4a34f631b3c788553cc29f01ca 100644
--- a/content/test/test_web_contents.cc
+++ b/content/test/test_web_contents.cc
@@ -99,12 +99,14 @@ WebPreferences TestWebContents::TestGetWebkitPrefs() {
 bool TestWebContents::CreateRenderViewForRenderManager(
     RenderViewHost* render_view_host,
     int opener_route_id,
+    int proxy_routing_id,
     CrossProcessFrameConnector* frame_connector) {
   UpdateMaxPageIDIfNecessary(render_view_host);
   // This will go to a TestRenderViewHost.
   static_cast<RenderViewHostImpl*>(
       render_view_host)->CreateRenderView(base::string16(),
                                           opener_route_id,
+                                          proxy_routing_id,
                                           -1, false);
   return true;
 }