**NOTFORLANDING** New link rel=prerender API

chrome/browser/renderer_host/chrome_render_message_filter.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 CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_MESSAGE_FILTER_H_
 #define CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_MESSAGE_FILTER_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop_helpers.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/content_settings.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCache.h"
 
 class CookieSettings;
 struct ExtensionHostMsg_Request_Params;
 class ExtensionInfoMap;
 class GURL;
 
+namespace content {
+class Referrer;
+}
+
+namespace gfx {
+class Size;
+}
+
 namespace net {
 class URLRequestContextGetter;
 }
 
 // This class filters out incoming Chrome-specific IPC messages for the renderer
 // process on the IPC thread.
 class ChromeRenderMessageFilter : public content::BrowserMessageFilter {
  public:
   ChromeRenderMessageFilter(int render_process_id,
                             Profile* profile,
@@ skipping 116 matching lines @@
                         bool* allowed);
   void OnCanTriggerClipboardRead(const GURL& origin, bool* allowed);
   void OnCanTriggerClipboardWrite(const GURL& origin, bool* allowed);
   void OnGetCookies(const GURL& url,
                     const GURL& first_party_for_cookies,
                     IPC::Message* reply_msg);
   void OnSetCookie(const IPC::Message& message,
                    const GURL& url,
                    const GURL& first_party_for_cookies,
                    const std::string& cookie);
+  void OnNewLinkPrerender(int prerender_id,
+                          int render_view_route_id,
+                          const GURL& url,
+                          const content::Referrer& referrer,
+                          const gfx::Size& size);
+  void OnRemovedLinkPrerender(int prerender_id);
+  void OnUnloadedLinkPrerender(int prerender_id);
 
   int render_process_id_;
 
   // The Profile associated with our renderer process.  This should only be
   // accessed on the UI thread!
   Profile* profile_;
   scoped_refptr<net::URLRequestContextGetter> request_context_;
   scoped_refptr<ExtensionInfoMap> extension_info_map_;
   // Used to look up permissions at database creation time.
   scoped_refptr<CookieSettings> cookie_settings_;
 
   base::WeakPtrFactory<ChromeRenderMessageFilter> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeRenderMessageFilter);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_CHROME_RENDER_MESSAGE_FILTER_H_