Move CancellationFlag and WaitableEvent to the synchronization subdirectory....

base/synchronization/cancellation_flag_unittest.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
 // Tests of CancellationFlag class.
 
-#include "base/cancellation_flag.h"
+#include "base/synchronization/cancellation_flag.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/spin_wait.h"
 #include "base/time.h"
 #include "base/threading/thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
-using base::CancellationFlag;
-using base::TimeDelta;
-using base::Thread;
+namespace base {
 
 namespace {
 
 //------------------------------------------------------------------------------
 // Define our test class.
 //------------------------------------------------------------------------------
 
 class CancelTask : public Task {
  public:
   explicit CancelTask(CancellationFlag* flag) : flag_(flag) {}
@@ skipping 28 matching lines @@
   Thread t("CancellationFlagTest.SetOnDifferentThreadDeathTest");
   ASSERT_TRUE(t.Start());
   ASSERT_TRUE(t.message_loop());
   ASSERT_TRUE(t.IsRunning());
 
   CancellationFlag flag;
   t.message_loop()->PostTask(FROM_HERE, new CancelTask(&flag));
 }
 
 }  // namespace
+
+}  // namespace base