Implement serialization/deserialization of geometry interfaces

third_party/WebKit/Source/core/geometry/DOMMatrix.cpp

Index: third_party/WebKit/Source/core/geometry/DOMMatrix.cpp
diff --git a/third_party/WebKit/Source/core/geometry/DOMMatrix.cpp b/third_party/WebKit/Source/core/geometry/DOMMatrix.cpp
index 13a2e3c85056338869b3ae6eabd5b11a513c0618..3a34c5319d880bbea3331f99f0b98c03ad1b2846 100644
--- a/third_party/WebKit/Source/core/geometry/DOMMatrix.cpp
+++ b/third_party/WebKit/Source/core/geometry/DOMMatrix.cpp
@@ -52,6 +52,10 @@ DOMMatrix* DOMMatrix::Create(const SkMatrix44& matrix,
   return new DOMMatrix(transformation_matrix, transformation_matrix.IsAffine());
 }
 
+DOMMatrix* DOMMatrix::CreateForSerialization(double sequence[], int size) {
+  return new DOMMatrix(sequence, size);
+}
+
 DOMMatrix* DOMMatrix::fromFloat32Array(NotShared<DOMFloat32Array> float32_array,
                                        ExceptionState& exception_state) {
   if (float32_array.View()->length() != 6 &&
@@ -92,9 +96,9 @@ DOMMatrix* DOMMatrix::fromMatrix(DOMMatrixInit& other,
     return nullptr;
   }
   if (other.is2D()) {
-    return new DOMMatrix({other.m11(), other.m12(), other.m21(), other.m22(),
-                          other.m41(), other.m42()},
-                         other.is2D());
+    return new DOMMatrix(
+        {other.a(), other.b(), other.c(), other.d(), other.e(), other.f()},
+        other.is2D());
   }
 
   return new DOMMatrix({other.m11(), other.m12(), other.m13(), other.m14(),