predictors: Add Manifest table to ResourcePrefetchPredictor.

chrome/browser/predictors/resource_prefetch_predictor.h

 // Copyright 2014 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_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_H_
 #define CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 247 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(ResourcePrefetchPredictorTest,
                            TestPrefetchingDurationHistogram);
 
   enum InitializationState {
     NOT_INITIALIZED = 0,
     INITIALIZING = 1,
     INITIALIZED = 2
   };
   typedef ResourcePrefetchPredictorTables::PrefetchDataMap PrefetchDataMap;
   typedef ResourcePrefetchPredictorTables::RedirectDataMap RedirectDataMap;
+  typedef ResourcePrefetchPredictorTables::ManifestDataMap ManifestDataMap;
 
   typedef std::map<NavigationID, std::unique_ptr<PageRequestSummary>>
       NavigationMap;
 
   // Returns true if the main page request is supported for prediction.
   static bool IsHandledMainPage(net::URLRequest* request);
 
   // Returns true if the subresource request is supported for prediction.
   static bool IsHandledSubresource(net::URLRequest* request,
                                    content::ResourceType resource_type);
@@ skipping 38 matching lines @@
   // prefetched. |urls| pointer may be equal nullptr to get return value only.
   bool PopulatePrefetcherRequest(const std::string& main_frame_key,
                                  const PrefetchDataMap& data_map,
                                  std::vector<GURL>* urls) const;
 
   // Callback for task to read predictor database. Takes ownership of
   // all arguments.
   void CreateCaches(std::unique_ptr<PrefetchDataMap> url_data_map,
                     std::unique_ptr<PrefetchDataMap> host_data_map,
                     std::unique_ptr<RedirectDataMap> url_redirect_data_map,
-                    std::unique_ptr<RedirectDataMap> host_redirect_data_map);
+                    std::unique_ptr<RedirectDataMap> host_redirect_data_map,
+                    std::unique_ptr<ManifestDataMap> manifest_data_map);
 
   // Called during initialization when history is read and the predictor
   // database has been read.
   void OnHistoryAndCacheLoaded();
 
   // Cleanup inflight_navigations_, inflight_prefetches_, and prefetcher_stats_.
   void CleanupAbandonedNavigations(const NavigationID& navigation_id);
 
   // Deletes all URLs from the predictor database, the caches and removes all
   // inflight navigations.
@@ skipping 65 matching lines @@
   InitializationState initialization_state_;
   scoped_refptr<ResourcePrefetchPredictorTables> tables_;
   scoped_refptr<ResourcePrefetcherManager> prefetch_manager_;
   base::CancelableTaskTracker history_lookup_consumer_;
 
   // Copy of the data in the predictor tables.
   std::unique_ptr<PrefetchDataMap> url_table_cache_;
   std::unique_ptr<PrefetchDataMap> host_table_cache_;
   std::unique_ptr<RedirectDataMap> url_redirect_table_cache_;
   std::unique_ptr<RedirectDataMap> host_redirect_table_cache_;
+  std::unique_ptr<ManifestDataMap> manifest_table_cache_;
 
   std::map<GURL, base::TimeTicks> inflight_prefetches_;
   NavigationMap inflight_navigations_;
 
   std::map<GURL, std::unique_ptr<ResourcePrefetcher::PrefetcherStats>>
       prefetcher_stats_;
 
   ScopedObserver<history::HistoryService, history::HistoryServiceObserver>
       history_service_observer_;
 
@@ skipping 26 matching lines @@
 
  private:
   ResourcePrefetchPredictor* predictor_;
 
   DISALLOW_COPY_AND_ASSIGN(TestObserver);
 };
 
 }  // namespace predictors
 
 #endif  // CHROME_BROWSER_PREDICTORS_RESOURCE_PREFETCH_PREDICTOR_H_