Reload Instant NTP and Instant-process tabs on search url change

chrome/browser/search/instant_service.h

 // Copyright 2013 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_SEARCH_INSTANT_SERVICE_H_
 #define CHROME_BROWSER_SEARCH_INSTANT_SERVICE_H_
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
+#include "base/prefs/pref_change_registrar.h"
+#include "chrome/browser/google/google_url_tracker.h"
 #include "chrome/browser/history/history_types.h"
 #include "chrome/browser/ui/search/instant_ntp_prerenderer.h"
 #include "chrome/common/instant_types.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class GURL;
-class InstantExtendedTest;
 class InstantIOContext;
 class InstantServiceObserver;
-class InstantTestBase;
 class Profile;
 class ThemeService;
 
 namespace content {
 class WebContents;
 }
 
 namespace net {
 class URLRequest;
 }
@@ skipping 55 matching lines @@
   // Notifies InstantService about the creation of a BrowserInstantController
   // object. Used to preload InstantNTP.
   void OnBrowserInstantControllerCreated();
 
   // Notifies InstantService about the destruction of a BrowserInstantController
   // object. Used to destroy the preloaded InstantNTP.
   void OnBrowserInstantControllerDestroyed();
 
  private:
   friend class InstantExtendedTest;
+  friend class InstantServiceTest;
   friend class InstantTestBase;
 
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedNetworkTest,
                            NTPReactsToNetworkChanges);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedManualTest,
                            MANUAL_ShowsGoogleNTP);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedManualTest,
                            MANUAL_SearchesFromFakebox);
   FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, ProcessIsolation);
 
   // Overridden from BrowserContextKeyedService:
   virtual void Shutdown() OVERRIDE;
 
   // Overridden from content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // Called when we get new most visited items from TopSites, registered as an
   // async callback. Parses them and sends them to the renderer via
   // SendMostVisitedItems.
   void OnMostVisitedItemsReceived(const history::MostVisitedURLList& data);
 
   // Notifies the observer about the last known most visited items.
   void NotifyAboutMostVisitedItems();
 
   // Theme changed notification handler.
   void OnThemeChanged(ThemeService* theme_service);
 
+  void OnGoogleURLUpdated(Profile* profile,
+                          GoogleURLTracker::UpdatedDetails* details);
+
+  void OnDefaultSearchProviderChanged(const std::string& pref_name);
+
   // Used by tests.
   InstantNTPPrerenderer* ntp_prerenderer();
 
   Profile* const profile_;
 
   // The process ids associated with Instant processes.
   std::set<int> process_ids_;
 
   // InstantMostVisitedItems sent to the Instant Pages.
   std::vector<InstantMostVisitedItem> most_visited_items_;
 
   // Theme-related data for NTP overlay to adopt themes.
   scoped_ptr<ThemeBackgroundInfo> theme_info_;
 
   ObserverList<InstantServiceObserver> observers_;
 
   content::NotificationRegistrar registrar_;
 
+  PrefChangeRegistrar profile_pref_registrar_;
+
   scoped_refptr<InstantIOContext> instant_io_context_;
 
   InstantNTPPrerenderer ntp_prerenderer_;
 
   // Total number of BrowserInstantController objects (does not include objects
   // created for OTR browser windows). Used to preload and delete InstantNTP.
   size_t browser_instant_controller_object_count_;
 
   // Used for Top Sites async retrieval.
   base::WeakPtrFactory<InstantService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(InstantService);
 };
 
 #endif  // CHROME_BROWSER_SEARCH_INSTANT_SERVICE_H_