Fix unit test style in Source/platform/, part 2.

Source/platform/image-decoders/webp/WEBPImageDecoderTest.cpp

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 11 matching lines @@
  * OWNER OR 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 "platform/image-decoders/webp/WEBPImageDecoder.h"
 
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/SharedBuffer.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebData.h"
 #include "public/platform/WebSize.h"
 #include "public/platform/WebUnitTestSupport.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/StringHasher.h"
 #include "wtf/Vector.h"
 #include "wtf/dtoa/utils.h"
 #include <gtest/gtest.h>
 
-using namespace blink;
+namespace blink {
 
 namespace {
 
 PassRefPtr<SharedBuffer> readFile(const char* fileName)
 {
     String filePath = Platform::current()->unitTestSupport()->webKitRootDir();
     filePath.append(fileName);
 
     return Platform::current()->unitTestSupport()->readFromFile(filePath);
 }
@@ skipping 243 matching lines @@
     OwnPtr<WEBPImageDecoder> decoderB = createDecoder(ImageSource::AlphaNotPremultiplied);
     decoderB->setData(data.get(), true);
 
     size_t frameCount = decoderA->frameCount();
     ASSERT_EQ(frameCount, decoderB->frameCount());
 
     for (size_t i = 0; i < frameCount; ++i)
         verifyFramesMatch(webpFile, decoderA->frameBufferAtIndex(i), decoderB->frameBufferAtIndex(i));
 }
 
-} // namespace
+} // anonymous namespace
 
 TEST(AnimatedWebPTests, uniqueGenerationIDs)
 {
     OwnPtr<WEBPImageDecoder> decoder = createDecoder();
 
     RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
     ASSERT_TRUE(data.get());
     decoder->setData(data.get(), true);
 
     ImageFrame* frame = decoder->frameBufferAtIndex(0);
@@ skipping 410 matching lines @@
 
 TEST(StaticWebPTests, notAnimated)
 {
     OwnPtr<WEBPImageDecoder> decoder = createDecoder();
     RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-color-profile-lossy.webp");
     ASSERT_TRUE(data.get());
     decoder->setData(data.get(), true);
     EXPECT_EQ(1u, decoder->frameCount());
     EXPECT_EQ(cAnimationNone, decoder->repetitionCount());
 }
+
+} // namespace blink