Componentize ScoredHistoryMatch

chrome/browser/history/history_backend.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_HISTORY_HISTORY_BACKEND_H_
 #define CHROME_BROWSER_HISTORY_HISTORY_BACKEND_H_
 
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 198 matching lines @@
   virtual void SetPageTitle(const GURL& url, const base::string16& title);
   void AddPageNoVisitForBookmark(const GURL& url, const base::string16& title);
   void UpdateWithPageEndTime(ContextID context_id,
                              int nav_entry_id,
                              const GURL& url,
                              base::Time end_ts);
 
   // Querying ------------------------------------------------------------------
 
   // Run the |callback| on the History thread.
-  // history_url_provider.h has the temporal ordering for
-  // the call sequence.
   // |callback| should handle the NULL database case.
   void ScheduleAutocomplete(const base::Callback<
       void(history::HistoryBackend*, history::URLDatabase*)>& callback);
 
   void IterateURLs(
       const scoped_refptr<visitedlink::VisitedLinkDelegate::URLEnumerator>&
           enumerator);
   void QueryURL(const GURL& url,
                 bool want_visits,
                 QueryURLResult* query_url_result);
@@ skipping 692 matching lines @@
 
   // List of observers
   ObserverList<HistoryBackendObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryBackend);
 };
 
 }  // namespace history
 
 #endif  // CHROME_BROWSER_HISTORY_HISTORY_BACKEND_H_