Add PrerenderLocalPredictor, which will eventually perform

chrome/browser/prerender/prerender_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_MANAGER_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_MANAGER_H_
 #pragma once
 
 #include <list>
 #include <string>
@@ skipping 34 matching lines @@
 };
 }
 
 #endif
 
 namespace prerender {
 
 class PrerenderCondition;
 class PrerenderHistograms;
 class PrerenderHistory;
+class PrerenderLocalPredictor;
 class PrerenderTracker;
 
 // PrerenderManager is responsible for initiating and keeping prerendered
 // views of web pages. All methods must be called on the UI thread unless
 // indicated otherwise.
 class PrerenderManager : public base::SupportsWeakPtr<PrerenderManager>,
                          public base::NonThreadSafe,
                          public ProfileKeyedService {
  public:
   // PrerenderManagerMode is used in a UMA_HISTOGRAM, so please do not
@@ skipping 162 matching lines @@
 
   bool IsPendingEntry(const GURL& url) const;
 
   // Returns true if |url| matches any URLs being prerendered.
   bool IsPrerendering(const GURL& url) const;
 
   // Records that some visible tab navigated (or was redirected) to the
   // provided URL.
   void RecordNavigation(const GURL& url);
 
+  Profile* profile() const { return profile_; }
+
  protected:
   void SetPrerenderContentsFactory(
       PrerenderContents::Factory* prerender_contents_factory);
 
   // Utility method that is called from the virtual Shutdown method on this
   // class but is called directly from the TestPrerenderManager in the unit
   // tests.
   void DoShutdown();
 
  private:
@@ skipping 199 matching lines @@
   base::WeakPtrFactory<PrerenderManager> weak_factory_;
 
   ScopedVector<OnCloseTabContentsDeleter> on_close_tab_contents_deleters_;
 
   scoped_ptr<PrerenderHistory> prerender_history_;
 
   std::list<const PrerenderCondition*> prerender_conditions_;
 
   scoped_ptr<PrerenderHistograms> histograms_;
 
+  scoped_ptr<PrerenderLocalPredictor> local_predictor_;
+
   scoped_ptr<MostVisitedSites> most_visited_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderManager);
 };
 
 PrerenderManager* FindPrerenderManagerUsingRenderProcessId(
     int render_process_id);
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_MANAGER_H_