Migrate sync/ to base::RunLoop::RunUntilIdle()

sync/internal_api/js_mutation_event_observer_unittest.cc

 // 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.
 
 #include "sync/internal_api/js_mutation_event_observer.h"
 
 #include "base/basictypes.h"
-#include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "base/values.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/util/weak_handle.h"
 #include "sync/js/js_event_details.h"
 #include "sync/js/js_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
 namespace {
 
@@ skipping 10 matching lines @@
  private:
   // This must be destroyed after the member variables below in order
   // for WeakHandles to be destroyed properly.
   base::MessageLoop message_loop_;
 
  protected:
   StrictMock<MockJsEventHandler> mock_js_event_handler_;
   JsMutationEventObserver js_mutation_event_observer_;
 
   void PumpLoop() {
-    message_loop_.RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
 };
 
 TEST_F(JsMutationEventObserverTest, OnChangesApplied) {
   InSequence dummy;
 
   // We don't test with passwords as that requires additional setup.
 
   // Build a list of example ChangeRecords.
   ChangeRecord changes[MODEL_TYPE_COUNT];
@@ skipping 59 matching lines @@
 
   for (int i = FIRST_REAL_MODEL_TYPE; i < MODEL_TYPE_COUNT; ++i) {
     js_mutation_event_observer_.OnChangesComplete(
         ModelTypeFromInt(i));
   }
   PumpLoop();
 }
 
 }  // namespace
 }  // namespace syncer