Cleanup namespace usage from animation to exported in platform/

Source/platform/exported/WebImageSkia.cpp

 /*
  * Copyright (C) 2009 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 26 matching lines @@
 #include "platform/graphics/skia/NativeImageSkia.h"
 #include "platform/image-decoders/ImageDecoder.h"
 #include "public/platform/WebData.h"
 #include "public/platform/WebSize.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/Vector.h"
 #include <algorithm>
 
-using namespace blink;
-
 namespace blink {
 
 WebImage WebImage::fromData(const WebData& data, const WebSize& desiredSize)
 {
     RefPtr<SharedBuffer> buffer = PassRefPtr<SharedBuffer>(data);
     OwnPtr<ImageDecoder> decoder(ImageDecoder::create(*buffer.get(), ImageSource::AlphaPremultiplied, ImageSource::GammaAndColorProfileIgnored));
     if (!decoder)
         return WebImage();
 
     decoder->setData(buffer.get(), true);
@@ skipping 101 matching lines @@
 {
     RefPtr<NativeImageSkia> p;
     if (image && (p = image->nativeImageForCurrentFrame()))
         assign(p->bitmap());
     else
         reset();
     return *this;
 }
 
 } // namespace blink