Convert PepperBrowserConnection to be a RenderFrameObserver.

content/renderer/pepper/mock_renderer_ppapi_host.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/renderer/pepper/mock_renderer_ppapi_host.h"
 
 #include "content/renderer/pepper/fake_pepper_plugin_instance.h"
 #include "ui/gfx/point.h"
 
 namespace content {
@@ skipping 17 matching lines @@
 
 bool MockRendererPpapiHost::IsValidInstance(PP_Instance instance) const {
   return instance == pp_instance_;
 }
 
 PepperPluginInstance* MockRendererPpapiHost::GetPluginInstance(
     PP_Instance instance) const {
   return plugin_instance_.get();
 }
 
+RenderFrame* MockRendererPpapiHost::GetRenderFrameForInstance(
+    PP_Instance instance) const {
+  return NULL;
+}
+
 RenderView* MockRendererPpapiHost::GetRenderViewForInstance(
     PP_Instance instance) const {
   if (instance == pp_instance_)
     return render_view_;
   return NULL;
 }
 
 blink::WebPluginContainer* MockRendererPpapiHost::GetContainerForInstance(
     PP_Instance instance) const {
   NOTIMPLEMENTED();
@@ skipping 37 matching lines @@
   callback.Run(std::vector<int>(nested_msgs.size(), 0));
   return;
 }
 
 GURL MockRendererPpapiHost::GetDocumentURL(PP_Instance instance) const {
   NOTIMPLEMENTED();
   return GURL();
 }
 
 }  // namespace content