Use base::MessageLoop in more files.

base/deferred_sequenced_task_runner_unittest.cc

 // Copyright (c) 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.
 
 #include "base/deferred_sequenced_task_runner.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/ref_counted.h"
@@ skipping 46 matching lines @@
   void DoNothing(ExecuteTaskOnDestructor* object) {
   }
 
  protected:
   DeferredSequencedTaskRunnerTest() :
       loop_(),
       runner_(
           new base::DeferredSequencedTaskRunner(loop_.message_loop_proxy())) {
   }
 
-  MessageLoop loop_;
+  base::MessageLoop loop_;
   scoped_refptr<base::DeferredSequencedTaskRunner> runner_;
   mutable base::Lock lock_;
   std::vector<int> executed_task_ids_;
 };
 
 TEST_F(DeferredSequencedTaskRunnerTest, Stopped) {
   PostExecuteTask(1);
   loop_.RunUntilIdle();
   EXPECT_THAT(executed_task_ids_, testing::ElementsAre());
 }
@@ skipping 97 matching lines @@
     StartRunner();
   }
 
   // All |short_lived_object| with id |2 * i| are destroyed before the task
   // |2 * i + 1| is executed.
   EXPECT_THAT(executed_task_ids_,
               testing::ElementsAre(0, 1, 2, 3, 4, 5, 6, 7, 8, 9));
 }
 
 }  // namespace