[GeometryInterface] add transformPoint(point) function.

third_party/WebKit/Source/core/dom/DOMMatrixReadOnly.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef DOMMatrixReadOnly_h
 #define DOMMatrixReadOnly_h
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/dom/DOMTypedArray.h"
 #include "platform/heap/Handle.h"
 #include "platform/transforms/TransformationMatrix.h"
 #include <memory>
 
 namespace blink {
 
 class DOMMatrix;
 class DOMMatrixInit;
+class DOMPoint;
+class DOMPointInit;
 
 class CORE_EXPORT DOMMatrixReadOnly
     : public GarbageCollectedFinalized<DOMMatrixReadOnly>,
       public ScriptWrappable {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   static DOMMatrixReadOnly* create(Vector<double>, ExceptionState&);
   static DOMMatrixReadOnly* fromFloat32Array(DOMFloat32Array*, ExceptionState&);
   static DOMMatrixReadOnly* fromFloat64Array(DOMFloat64Array*, ExceptionState&);
@@ skipping 40 matching lines @@
   DOMMatrix* rotateAxisAngle(double x = 0,
                              double y = 0,
                              double z = 0,
                              double angle = 0);
   DOMMatrix* skewX(double sx);
   DOMMatrix* skewY(double sy);
   DOMMatrix* flipX();
   DOMMatrix* flipY();
   DOMMatrix* inverse();
 
+  DOMPoint* transformPoint(const DOMPointInit&);
+
   DOMFloat32Array* toFloat32Array() const;
   DOMFloat64Array* toFloat64Array() const;
 
   const String toString() const;
 
   const TransformationMatrix& matrix() const { return *m_matrix; }
 
   DEFINE_INLINE_TRACE() {}
 
  protected:
@@ skipping 23 matching lines @@
   // supports 16-byte alignment but Oilpan doesn't. So we use an std::unique_ptr
   // to allocate TransformationMatrix on PartitionAlloc.
   // TODO(oilpan): Oilpan should support 16-byte aligned allocations.
   std::unique_ptr<TransformationMatrix> m_matrix;
   bool m_is2D;
 };
 
 }  // namespace blink
 
 #endif