Refactor postMessage for out-of-process iframes.

content/browser/frame_host/render_frame_host_delegate.cc

 // Copyright 2013 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 <stddef.h>
 
 #include "base/callback.h"
 #include "base/strings/string16.h"
 #include "content/browser/frame_host/render_frame_host_delegate.h"
+#include "ipc/ipc_message.h"
 #include "ui/gfx/native_widget_types.h"
 #include "url/gurl.h"
 
 namespace content {
 
 bool RenderFrameHostDelegate::OnMessageReceived(
     RenderFrameHost* render_view_host,
     const IPC::Message& message) {
   return false;
 }
@@ skipping 42 matching lines @@
     RenderFrameHost* render_frame_host,
     int browser_plugin_instance_id) {
   return NULL;
 }
 
 GeolocationServiceContext*
 RenderFrameHostDelegate::GetGeolocationServiceContext() {
   return NULL;
 }
 
+bool RenderFrameHostDelegate::ShouldRouteMessageEvent(
+    RenderFrameHost* target_rfh,
+    SiteInstance* source_site_instance) const {
+  return false;
+}
+
+int RenderFrameHostDelegate::EnsureOpenerRenderViewsExist(
+    RenderFrameHost* source_rfh) {
+  return MSG_ROUTING_NONE;
+}
+
 #if defined(OS_WIN)
 gfx::NativeViewAccessible
     RenderFrameHostDelegate::GetParentNativeViewAccessible() {
   return NULL;
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace content