Switch from OnIPAddressChanged and OnConnectionTypeChange to OnNetworkChanged

sync/internal_api/sync_manager_impl.h

Index: sync/internal_api/sync_manager_impl.h
diff --git a/sync/internal_api/sync_manager_impl.h b/sync/internal_api/sync_manager_impl.h
index 89422011f232b5eeb4816114e8d7c9dcf5445b19..11e4ea4778a1b2d9d901f1205384efb857c63192 100644
--- a/sync/internal_api/sync_manager_impl.h
+++ b/sync/internal_api/sync_manager_impl.h
@@ -49,8 +49,7 @@ class SyncSessionContext;
 // same thread.
 class SYNC_EXPORT_PRIVATE SyncManagerImpl :
     public SyncManager,
-    public net::NetworkChangeNotifier::IPAddressObserver,
-    public net::NetworkChangeNotifier::ConnectionTypeObserver,
+    public net::NetworkChangeNotifier::NetworkChangeObserver,
     public InvalidationHandler,
     public JsBackend,
     public SyncEngineEventListener,
@@ -179,12 +178,10 @@ class SYNC_EXPORT_PRIVATE SyncManagerImpl :
       const ObjectIdInvalidationMap& invalidation_map,
       IncomingInvalidationSource source) OVERRIDE;
 
-  // These OnYYYChanged() methods are only called by our NetworkChangeNotifier.
-  // Called when IP address of primary interface changes.
-  virtual void OnIPAddressChanged() OVERRIDE;
-  // Called when the connection type of the system has changed.
-  virtual void OnConnectionTypeChanged(
-      net::NetworkChangeNotifier::ConnectionType) OVERRIDE;
+  // Called by the NetworkChangeNotifier when a significant change to the
+  // network connection has occurred.
+  virtual void OnNetworkChanged(
+      net::NetworkChangeNotifier::ConnectionType type) OVERRIDE;
 
   const SyncScheduler* scheduler() const;