Add browser tests for clearing sync registrations with site data

content/browser/background_sync/background_sync_service_impl_unittest.cc

 // Copyright 2015 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.
 
 #include "content/browser/background_sync/background_sync_service_impl.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/power_monitor/power_monitor.h"
@@ skipping 135 matching lines @@
     // Tests do not expect the sync event to fire immediately after
     // register (and cleanup up the sync registrations).  Prevent the sync
     // event from firing by setting the network state to have no connection.
     // NOTE: The setup of the network connection must happen after the
     //       BackgroundSyncManager has been setup, including any asynchronous
     //       initialization.
     base::RunLoop().RunUntilIdle();
     BackgroundSyncNetworkObserver* network_observer =
         background_sync_context_->background_sync_manager()
             ->GetNetworkObserverForTesting();
-    network_observer->NotifyManagerIfNetworkChanged(
+    network_observer->NotifyManagerIfNetworkChangedForTesting(
         net::NetworkChangeNotifier::CONNECTION_NONE);
     base::RunLoop().RunUntilIdle();
   }
 
   void CreateServiceWorkerRegistration() {
     bool called = false;
     embedded_worker_helper_->context()->RegisterServiceWorker(
         GURL(kServiceWorkerPattern), GURL(kServiceWorkerScript), NULL,
         base::Bind(&RegisterServiceWorkerCallback, &called,
                    &sw_registration_id_));
@@ skipping 279 matching lines @@
 
   NotifyWhenDone(reg->handle_id,
                  base::Bind(&ErrorAndStateCallback, &notify_done_called,
                             &notify_done_error, &notify_done_sync_state));
   EXPECT_TRUE(notify_done_called);
   EXPECT_EQ(BACKGROUND_SYNC_ERROR_NONE, notify_done_error);
   EXPECT_EQ(BACKGROUND_SYNC_STATE_UNREGISTERED, notify_done_sync_state);
 }
 
 }  // namespace content