Typed CSS OM: implement TransformComponent::asMatrix

third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h

Index: third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h
diff --git a/third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h b/third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h
index 50c2ce618ad341066df4cd2b677b4c2e78d437a0..680c1a30234b02bca184e1d8c0d2becbd5906890 100644
--- a/third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h
+++ b/third_party/WebKit/Source/core/css/cssom/MatrixTransformComponent.h
@@ -55,8 +55,24 @@ public:
 
     TransformComponentType type() const override { return m_is2D ? MatrixType : Matrix3DType; }
 
+    // Bindings require a non const return value.
+    MatrixTransformComponent* asMatrix() const override { return const_cast<MatrixTransformComponent*>(this); }
+
     PassRefPtrWillBeRawPtr<CSSFunctionValue> toCSSValue() const override;
 
+    static MatrixTransformComponent* perspective(double length);
+
+    static MatrixTransformComponent* rotate(double angle);
+    static MatrixTransformComponent* rotate3d(double angle, double x, double y, double z);
+
+    static MatrixTransformComponent* scale(double x, double y);
+    static MatrixTransformComponent* scale3d(double x, double y, double z);
+
+    static MatrixTransformComponent* skew(double x, double y);
+
+    static MatrixTransformComponent* translate(double x, double y);
+    static MatrixTransformComponent* translate3d(double x, double y, double z);
+
 private:
     MatrixTransformComponent(double a, double b, double c, double d, double e, double f)
         : TransformComponent()
@@ -73,6 +89,12 @@ private:
         , m_is2D(false)
     { }
 
+    MatrixTransformComponent(PassOwnPtr<const TransformationMatrix> matrix, TransformComponentType fromType)
+        : TransformComponent()
+        , m_matrix(matrix)
+        , m_is2D(is2DComponentType(fromType))
+    { }
+
     // TransformationMatrix needs to be 16-byte aligned. PartitionAlloc
     // supports 16-byte alignment but Oilpan doesn't. So we use an OwnPtr
     // to allocate TransformationMatrix on PartitionAlloc.