Fix unit test style in Source/wtf/.

Source/wtf/VectorTest.cpp

 /*
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
+#include "wtf/Vector.h"
 
 #include "wtf/HashSet.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/text/WTFString.h"
-#include "wtf/Vector.h"
 #include <gtest/gtest.h>
 
+namespace WTF {
+
 namespace {
 
 TEST(VectorTest, Basic)
 {
     Vector<int> intVector;
     EXPECT_TRUE(intVector.isEmpty());
     EXPECT_EQ(0ul, intVector.size());
     EXPECT_EQ(0ul, intVector.capacity());
 }
 
@@ skipping 340 matching lines @@
     EXPECT_TRUE(vectorWithInlineCapacity == Vector<T>());
     EXPECT_FALSE(vectorWithInlineCapacity == Vector<T>(1));
 }
 
 TEST(VectorTest, Compare)
 {
     compare<int>();
     compare<Comparable>();
     compare<WTF::String>();
 }
-} // namespace
+
+} // anonymous namespace
+
+} // namespace WTF