Adding Blink-side 3d Box and Bounds calculations to TransformOperations

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 21 matching lines @@
 
 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; }
 
+    virtual bool canBlendWith(const TransformOperation& other) const
+    {
+        return false;
+    }
+
 private:
     virtual bool isIdentity() const OVERRIDE { return m_matrix.isIdentity(); }
 
     virtual OperationType type() const OVERRIDE { return Matrix3D; }
 
     virtual bool operator==(const TransformOperation& o) const OVERRIDE
     {
         if (!isSameType(o))
             return false;
         const Matrix3DTransformOperation* m = static_cast<const Matrix3DTransformOperation*>(&o);
@@ skipping 11 matching lines @@
     {
         m_matrix = mat;
     }
 
     TransformationMatrix m_matrix;
 };
 
 } // namespace WebCore
 
 #endif // Matrix3DTransformOperation_h