**NOTFORLANDING** New link rel=prerender API

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_
 #pragma once
 
 #include <string>
 
 #include "base/string16.h"
 #include "base/memory/weak_ptr.h"
 #include "ipc/ipc_message.h"
 #include "content/public/common/content_client.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPageVisibilityState.h"
 
 class GURL;
 class SkBitmap;
 
+namespace content {
+class Referrer;
+}
+
 namespace WebKit {
 class WebAudioSourceProvider;
 class WebFrame;
 class WebMediaPlayerClient;
 class WebPlugin;
 class WebURLRequest;
 struct WebPluginParams;
 struct WebURLError;
 }
 
 namespace webkit {
 namespace ppapi {
 class PpapiInterfaceFactoryManager;
 }
 }
 
 namespace media {
 class FilterCollection;
 class MediaLog;
 class MessageLoopFactory;
 }
 
+namespace gfx {
+class Size;
+}
+
 namespace webkit_media {
 class MediaStreamClient;
 class WebMediaPlayerDelegate;
 class WebMediaPlayerImpl;
 }
 
 namespace v8 {
 class Context;
 template<class T> class Handle;
 }
 
 namespace content {
 
+class Referrer;
 class RenderView;
 
 // Embedder API for participating in renderer logic.
 class ContentRendererClient {
  public:
   virtual ~ContentRendererClient() {}
 
   // Notifies us that the RenderThread has been created.
   virtual void RenderThreadStarted() = 0;
 
@@ skipping 82 matching lines @@
                                       int world_id) = 0;
   virtual void WillReleaseScriptContext(WebKit::WebFrame* frame,
                                         v8::Handle<v8::Context>,
                                         int world_id) = 0;
 
   // See WebKit::WebKitPlatformSupport.
   virtual unsigned long long VisitedLinkHash(const char* canonical_url,
                                              size_t length) = 0;
   virtual bool IsLinkVisited(unsigned long long link_hash) = 0;
   virtual void PrefetchHostName(const char* hostname, size_t length) = 0;
+  virtual void NewLinkPrerender(int prerender_id,
+                                int render_view_route_id,
+                                const GURL& url,
+                                const content::Referrer& referrer,
+                                const gfx::Size& size) = 0;
+  virtual void RemovedLinkPrerender(int prerender_id) = 0;
+  virtual void UnloadedLinkPrerender(int prerender_id) = 0;
   virtual bool ShouldOverridePageVisibilityState(
       const RenderView* render_view,
       WebKit::WebPageVisibilityState* override_state) const = 0;
 
   // Return true if the GetCookie request will be handled by the embedder.
   // Cookies are returned in the cookie parameter.
   virtual bool HandleGetCookieRequest(RenderView* sender,
                                       const GURL& url,
                                       const GURL& first_party_for_cookies,
                                       std::string* cookies) = 0;
 
   // Return true if the SetCookie request will be handled by the embedder.
   // Cookies to be set are passed in the value parameter.
   virtual bool HandleSetCookieRequest(RenderView* sender,
                                       const GURL& url,
                                       const GURL& first_party_for_cookies,
                                       const std::string& value) = 0;
 
   virtual void RegisterPPAPIInterfaceFactories(
     webkit::ppapi::PpapiInterfaceFactoryManager* factory_manager) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_CONTENT_RENDERER_CLIENT_H_