Implement rotate*() methods in DOMMatrix.

Source/core/dom/DOMMatrixReadOnly.cpp

 // 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.
 
 #include "config.h"
 #include "core/dom/DOMMatrix.h"
 
 namespace blink {
 
 bool DOMMatrixReadOnly::is2D() const
@@ skipping 49 matching lines @@
     double array[] = {
         m_matrix.m11(), m_matrix.m12(), m_matrix.m13(), m_matrix.m14(),
         m_matrix.m21(), m_matrix.m22(), m_matrix.m23(), m_matrix.m24(),
         m_matrix.m31(), m_matrix.m32(), m_matrix.m33(), m_matrix.m34(),
         m_matrix.m41(), m_matrix.m42(), m_matrix.m43(), m_matrix.m44()
     };
 
     return Float64Array::create(array, 16);
 }
 
+DOMMatrix* DOMMatrixReadOnly::rotate(double angle, double ox, double oy)
+{
+    return DOMMatrix::create(this)->rotateSelf(angle, ox, oy);
+}
+
+DOMMatrix* DOMMatrixReadOnly::rotateFromVector(double x, double y)
+{
+    return DOMMatrix::create(this)->rotateFromVectorSelf(x, y);
+}
+
+DOMMatrix* DOMMatrixReadOnly::rotateAxisAngle(double x, double y, double z, double angle)
+{
+    return DOMMatrix::create(this)->rotateAxisAngleSelf(x, y, z, angle);
+}
+
 } // namespace blink