Browser Plugin: Add HTML5-like postMessage support

content/browser/web_contents/web_contents_impl.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_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 85 matching lines @@
 
   // Creates a WebContents to be used as a browser plugin guest.
   static WebContentsImpl* CreateGuest(content::BrowserContext* browser_context,
                                       const std::string& host,
                                       int guest_instance_id);
 
   // Returns the content specific prefs for the given RVH.
   static webkit_glue::WebPreferences GetWebkitPrefs(
       content::RenderViewHost* rvh, const GURL& url);
 
+  // Creates a swapped out RenderView in the guest render process

[nasko, 2012/10/02 17:52:31]

This is used to create both swapped out RVs in the two processes, correct? Can
we drop the ForGuest piece, as it is generic enough method that just creates
swapped out RVs.

[Fady Samuel, 2012/10/02 22:04:08]

Yes, done.

+  // to allow the guest to postMessage back to its embedder.
+  int CreateSwappedOutRenderViewForGuest(content::SiteInstance* instance);
+
   // Complex initialization here. Specifically needed to avoid having
   // members call back into our virtual functions in the constructor.
   virtual void Init(content::BrowserContext* browser_context,
                     content::SiteInstance* site_instance,
                     int routing_id,
                     const content::WebContents* base_web_contents);
 
   // Returns the SavePackage which manages the page saving job. May be NULL.
   SavePackage* save_package() const { return save_package_.get(); }
 
@@ skipping 755 matching lines @@
   content::RenderViewHost* message_source_;
 
   // All live RenderWidgetHostImpls that are created by this object and may
   // outlive it.
   std::set<content::RenderWidgetHostImpl*> created_widgets_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsImpl);
 };
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_IMPL_H_