Rename WebCore namespace to blink in Platform

Source/platform/transforms/Matrix3DTransformOperation.h

 /*
  * Copyright (C) 2009 Apple 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 10 matching lines @@
  * 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.
  */
 
 #ifndef Matrix3DTransformOperation_h
 #define Matrix3DTransformOperation_h
 
 #include "platform/transforms/TransformOperation.h"
 
-namespace WebCore {
+namespace blink {
 
 class PLATFORM_EXPORT Matrix3DTransformOperation : public TransformOperation {
 public:
     static PassRefPtr<Matrix3DTransformOperation> create(const TransformationMatrix& matrix)
     {
         return adoptRef(new Matrix3DTransformOperation(matrix));
     }
 
     TransformationMatrix matrix() const {return m_matrix; }
 
@@ skipping 23 matching lines @@
     virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) OVERRIDE;
 
     Matrix3DTransformOperation(const TransformationMatrix& mat)
     {
         m_matrix = mat;
     }
 
     TransformationMatrix m_matrix;
 };
 
-} // namespace WebCore
+} // namespace blink
 
 #endif // Matrix3DTransformOperation_h