ui: Keep the overrides in the same section of the superclass.

ui/aura/test/test_suite.h

 // 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.
 
 #ifndef UI_AURA_TEST_TEST_SUITE_H_
 #define UI_AURA_TEST_TEST_SUITE_H_
 
+#include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/test/test_suite.h"
 
 namespace aura {
 namespace test {
 
 class AuraTestSuite : public base::TestSuite {
  public:
   AuraTestSuite(int argc, char** argv);
 
  protected:
-  // base::TestSuite:
+  // Overridden from base::TestSuite:
   virtual void Initialize() OVERRIDE;
   virtual void Shutdown() OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AuraTestSuite);
 };
 
 }  // namespace test
 }  // namespace aura
 
 #endif  // UI_AURA_TEST_TEST_SUITE_H_