Prepare HistoryProvider for componentization

chrome/browser/autocomplete/history_url_provider.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_AUTOCOMPLETE_HISTORY_URL_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_HISTORY_URL_PROVIDER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 172 matching lines @@
 // component of the history system.  See comments above.
 class HistoryURLProvider : public HistoryProvider {
  public:
   // Various values used in scoring, made public so other providers
   // can insert results in appropriate ranges relative to these.
   static const int kScoreForBestInlineableResult;
   static const int kScoreForUnvisitedIntranetResult;
   static const int kScoreForWhatYouTypedResult;
   static const int kBaseScoreForNonInlineableResult;
 
-  HistoryURLProvider(AutocompleteProviderListener* listener, Profile* profile);
+  HistoryURLProvider(AutocompleteProviderClient* client,
+                     AutocompleteProviderListener* listener,
+                     Profile* profile);
 
   // HistoryProvider:
   void Start(const AutocompleteInput& input,
              bool minimal_changes,
              bool called_due_to_focus) override;
   void Stop(bool clear_cached_results, bool due_to_user_inactivity) override;
 
   // Returns a match representing a navigation to |destination_url| given user
   // input of |text|.  |trim_http| controls whether the match's |fill_into_edit|
   // and |contents| should have any HTTP scheme stripped off, and should not be
@@ skipping 113 matching lines @@
   // Converts a specified |match_number| from params.matches into an
   // autocomplete match for display.  If experimental scoring is enabled, the
   // final relevance score might be different from the given |relevance|.
   // NOTE: This function should only be called on the UI thread.
   AutocompleteMatch HistoryMatchToACMatch(
       const HistoryURLProviderParams& params,
       size_t match_number,
       MatchType match_type,
       int relevance);
 
+  Profile* profile_;
   AutocompleteProviderListener* listener_;
 
   // Params for the current query.  The provider should not free this directly;
   // instead, it is passed as a parameter through the history backend, and the
   // parameter itself is freed once it's no longer needed.  The only reason we
   // keep this member is so we can set the cancel bit on it.
   HistoryURLProviderParams* params_;
 
   // Params controlling experimental behavior of this provider.
   HUPScoringParams scoring_params_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryURLProvider);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_HISTORY_URL_PROVIDER_H_