Cleanup namespace usage in modules/.

Source/modules/websockets/WebSocketDeflaterTest.cpp

 /*
  * Copyright (C) 2012 Google 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
@@ skipping 11 matching lines @@
  * (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 "modules/websockets/WebSocketDeflater.h"
 
 #include "wtf/Vector.h"
 #include <gtest/gtest.h>
 
-using namespace blink;
-
+namespace blink {
 namespace {
 
 TEST(WebSocketDeflaterTest, TestCompressHello)
 {
     // Test the first example on section 4.3 of the specification.
     OwnPtr<WebSocketDeflater> deflater = WebSocketDeflater::create(15);
     ASSERT_TRUE(deflater->initialize());
     OwnPtr<WebSocketInflater> inflater = WebSocketInflater::create();
     ASSERT_TRUE(inflater->initialize());
     const char* inputData = "Hello";
@@ skipping 102 matching lines @@
     inputData.fill('a');
 
     ASSERT_TRUE(deflater->addBytes(inputData.data(), inputData.size()));
     ASSERT_TRUE(deflater->finish());
     ASSERT_TRUE(inflater->addBytes(deflater->data(), deflater->size()));
     ASSERT_TRUE(inflater->finish());
     EXPECT_EQ(inputData.size(), inflater->size());
     EXPECT_EQ(0, memcmp(inputData.data(), inflater->data(), inflater->size()));
 }
 
-}
+} // namespace
+} // namespace blink