Fix unit test style in core/{animation,css,fetch,frame,layout,style,timing}/.

Source/core/fetch/ImageResourceTest.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 30 matching lines @@
 #include "platform/SharedBuffer.h"
 #include "platform/exported/WrappedResourceResponse.h"
 #include "platform/graphics/Image.h"
 #include "platform/testing/URLTestHelpers.h"
 #include "platform/testing/UnitTestHelpers.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebURL.h"
 #include "public/platform/WebURLResponse.h"
 #include "public/platform/WebUnitTestSupport.h"
 
-using namespace blink;
-
-namespace {
+namespace blink {
 
 static Vector<unsigned char> jpegImage()
 {
     Vector<unsigned char> jpeg;
 
     static const unsigned char data[] = {
         0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01, 0x01, 0x01, 0x00,
         0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xfe, 0x00, 0x13, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65,
         0x64, 0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x47, 0x49, 0x4d, 0x50, 0xff, 0xdb, 0x00, 0x43,
         0x00, 0x05, 0x03, 0x04, 0x04, 0x04, 0x03, 0x05, 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06,
@@ skipping 158 matching lines @@
     ASSERT_TRUE(cachedImage->hasImage());
     ASSERT_FALSE(cachedImage->image()->isNull());
     ASSERT_EQ(client.imageChangedCount(), 2);
     ASSERT_TRUE(client.notifyFinishedCalled());
 
     HashSet<ImageResource*> bitmapImages;
     ASSERT_TRUE(cachedImage->image()->isBitmapImage());
     bitmapImages.add(cachedImage.get());
 }
 
-} // namespace
+} // namespace blink