Cleanup duplicated namespace in AnimationTranslationUtil

Source/core/animation/AnimationTranslationUtil.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
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 22 matching lines @@
 #include "platform/transforms/MatrixTransformOperation.h"
 #include "platform/transforms/PerspectiveTransformOperation.h"
 #include "platform/transforms/RotateTransformOperation.h"
 #include "platform/transforms/ScaleTransformOperation.h"
 #include "platform/transforms/SkewTransformOperation.h"
 #include "platform/transforms/TransformOperations.h"
 #include "platform/transforms/TransformationMatrix.h"
 #include "platform/transforms/TranslateTransformOperation.h"
 #include "public/platform/WebTransformOperations.h"
 
-using namespace blink;
-
 namespace blink {
 
 void toWebTransformOperations(const TransformOperations& transformOperations, WebTransformOperations* webTransformOperations)
 {
     // We need to do a deep copy the transformOperations may contain ref pointers to TransformOperation objects.
     for (size_t j = 0; j < transformOperations.size(); ++j) {
         switch (transformOperations.operations()[j]->type()) {
         case TransformOperation::ScaleX:
         case TransformOperation::ScaleY:
         case TransformOperation::ScaleZ:
@@ skipping 63 matching lines @@
 
 void toWebFilterOperations(const FilterOperations& inOperations, WebFilterOperations* outOperations)
 {
     SkiaImageFilterBuilder builder;
     FilterOutsets outsets = inOperations.outsets();
     builder.setCropOffset(FloatSize(outsets.left(), outsets.top()));
     builder.buildFilterOperations(inOperations, outOperations);
 }
 
 } // namespace blink