Add <link rel=next> support to prerender.

chrome/browser/prerender/prerender_link_manager.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_PRERENDER_PRERENDER_LINK_MANAGER_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_LINK_MANAGER_H_
 
 #include <list>
 
 #include "base/basictypes.h"
@@ skipping 29 matching lines @@
  public:
   explicit PrerenderLinkManager(PrerenderManager* manager);
   virtual ~PrerenderLinkManager();
 
   // A <link rel=prerender ...> element has been inserted into the document.
   // The |prerender_id| must be unique per |child_id|, and is assigned by the
   // WebPrerendererClient.
   void OnAddPrerender(int child_id,
                       int prerender_id,
                       const GURL& url,
+                      uint32 rel_types,
                       const content::Referrer& referrer,
                       const gfx::Size& size,
                       int render_view_route_id);
 
   // A <link rel=prerender ...> element has been explicitly removed from a
   // document.
   void OnCancelPrerender(int child_id, int prerender_id);
 
   // A renderer launching <link rel=prerender ...> has navigated away from the
   // launching page, the launching renderer process has crashed, or perhaps the
   // renderer process was fast-closed when the last render view in it was
   // closed.
   void OnAbandonPrerender(int child_id, int prerender_id);
 
   // If a renderer channel closes (crash, fast exit, etc...), that's effectively
   // an abandon of any prerenders launched by that child.
   void OnChannelClosing(int child_id);
 
  private:
   friend class PrerenderBrowserTest;
   friend class PrerenderTest;
   // WebViewTest.NoPrerenderer needs to access the private IsEmpty() method.
   FRIEND_TEST_ALL_PREFIXES(::WebViewTest, NoPrerenderer);
 
   struct LinkPrerender {
     LinkPrerender(int launcher_child_id,
                   int prerender_id,
                   const GURL& url,
+                  uint32 rel_types,
                   const content::Referrer& referrer,
                   const gfx::Size& size,
                   int render_view_route_id,
                   base::TimeTicks creation_time,
                   PrerenderContents* deferred_launcher);
     ~LinkPrerender();
 
     // Parameters from PrerenderLinkManager::OnAddPrerender():
     int launcher_child_id;
     int prerender_id;
     GURL url;
+    uint32 rel_types;
     content::Referrer referrer;
     gfx::Size size;
     int render_view_route_id;
 
     // The time at which this Prerender was added to PrerenderLinkManager.
     base::TimeTicks creation_time;
 
     // If non-NULL, this link prerender was launched by an unswapped prerender,
     // |deferred_launcher|. When |deferred_launcher| is swapped in, the field is
     // set to NULL.
@@ skipping 64 matching lines @@
   // Helper object to manage prerenders which are launched by other prerenders
   // and must be deferred until the launcher is swapped in.
   scoped_ptr<PendingPrerenderManager> pending_prerender_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderLinkManager);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_LINK_MANAGER_H_
-