Make RenderFrameHostManager swap RenderFrameHosts, not RenderViewHosts.

content/test/test_render_view_host_factory.cc

 // Copyright (c) 2012 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/test/test_render_view_host_factory.h"
 
 #include "content/browser/site_instance_impl.h"
 #include "content/public/browser/render_process_host_factory.h"
 #include "content/test/test_render_view_host.h"
 
@@ skipping 11 matching lines @@
 }
 
 void TestRenderViewHostFactory::set_render_process_host_factory(
     RenderProcessHostFactory* rph_factory) {
   SiteInstanceImpl::set_render_process_host_factory(rph_factory);
 }
 
 RenderViewHost* TestRenderViewHostFactory::CreateRenderViewHost(
     SiteInstance* instance,
     RenderViewHostDelegate* delegate,
-    RenderFrameHostDelegate* frame_delegate,
     RenderWidgetHostDelegate* widget_delegate,
     int routing_id,
     int main_frame_routing_id,
     bool swapped_out) {
   return new TestRenderViewHost(
-      instance, delegate, frame_delegate, widget_delegate, routing_id,
-      main_frame_routing_id, swapped_out);
+      instance, delegate, widget_delegate, routing_id, main_frame_routing_id,
+      swapped_out);
 }
 
 }  // namespace content