Infobar system refactor.

chrome/browser/google/google_url_tracker.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_GOOGLE_GOOGLE_URL_TRACKER_H_
 #define CHROME_BROWSER_GOOGLE_GOOGLE_URL_TRACKER_H_
 
 #include <map>
 #include <string>
 #include <utility>
 
 #include "base/callback_forward.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/google/google_url_tracker_map_entry.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
 #include "net/base/network_change_notifier.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_fetcher_delegate.h"
 #include "url/gurl.h"
 
 class GoogleURLTrackerNavigationHelper;
+class InfoBar;
 class PrefService;
 class Profile;
 
 namespace content {
 class NavigationController;
 }
 
 // This object is responsible for checking the Google URL once per network
 // change, and if necessary prompting the user to see if they want to change to
 // using it.  The current and last prompted values are saved to prefs.
@@ skipping 134 matching lines @@
   // listener if there are no remaining listeners for navigation commits, as we
   // no longer need them until another search is committed.
   void UnregisterForEntrySpecificNotifications(
       const GoogleURLTrackerMapEntry& map_entry,
       bool must_be_listening_for_commit);
 
   Profile* profile_;
 
   scoped_ptr<GoogleURLTrackerNavigationHelper> nav_helper_;
 
-  // Creates an infobar delegate and adds it to the provided InfoBarService.
-  // Returns the delegate pointer on success or NULL on failure.  The caller
-  // does not own the returned object, the InfoBarService does.
-  base::Callback<GoogleURLTrackerInfoBarDelegate*(
-      InfoBarService*,
-      GoogleURLTracker*,
-      const GURL&)> infobar_creator_;
+  // Creates an infobar and adds it to the provided InfoBarService.  Returns the
+  // infobar on success or NULL on failure.  The caller does not own the
+  // returned object, the InfoBarService does.
+  base::Callback<InfoBar*(InfoBarService*, GoogleURLTracker*, const GURL&)>
+      infobar_creator_;
 
   GURL google_url_;
   GURL fetched_google_url_;
   base::WeakPtrFactory<GoogleURLTracker> weak_ptr_factory_;
   scoped_ptr<net::URLFetcher> fetcher_;
   int fetcher_id_;
   bool in_startup_sleep_;  // True if we're in the five-second "no fetching"
                            // period that begins at browser start.
   bool already_fetched_;   // True if we've already fetched a URL once this run;
                            // we won't fetch again until after a restart.
   bool need_to_fetch_;     // True if a consumer actually wants us to fetch an
                            // updated URL.  If this is never set, we won't
                            // bother to fetch anything.
                            // Consumers should observe
                            // chrome::NOTIFICATION_GOOGLE_URL_UPDATED.
   bool need_to_prompt_;    // True if the last fetched Google URL is not
                            // matched with current user's default Google URL
                            // nor the last prompted Google URL.
   bool search_committed_;  // True when we're expecting a notification of a new
                            // pending search navigation.
   EntryMap entry_map_;
 
   DISALLOW_COPY_AND_ASSIGN(GoogleURLTracker);
 };
 
 #endif  // CHROME_BROWSER_GOOGLE_GOOGLE_URL_TRACKER_H_