Fix message routing for BrowserPlugin in iframe

content/public/renderer/content_renderer_client.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_
 #define CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 205 matching lines @@
   // If |send_referrer| is set to false (which is the default), no referrer
   // header will be send for the navigation. Otherwise, the referrer header is
   // set according to the frame's referrer policy.
   virtual bool ShouldFork(blink::WebFrame* frame,
                           const GURL& url,
                           const std::string& http_method,
                           bool is_initial_navigation,
                           bool is_server_redirect,
                           bool* send_referrer);
 
+  // Returns true if this IPC message belongs to a guest container. Currently,
+  // BrowserPlugin is a guest container.
+  virtual bool ShouldForwardToGuestContainer(const IPC::Message& msg);
+
   // Notifies the embedder that the given frame is requesting the resource at
   // |url|.  If the function returns true, the url is changed to |new_url|.
   virtual bool WillSendRequest(blink::WebFrame* frame,
                                ui::PageTransition transition_type,
                                const GURL& url,
                                const GURL& first_party_for_cookies,
                                GURL* new_url);
 
   // See the corresponding functions in blink::WebFrameClient.
   virtual void DidCreateScriptContext(blink::WebFrame* frame,
@@ skipping 56 matching lines @@
   virtual bool IsPluginAllowedToUseDevChannelAPIs();
 
   // Returns a user agent override specific for |url|, or empty string if
   // default user agent should be used.
   virtual std::string GetUserAgentOverrideForURL(const GURL& url);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_