Remove asMatrix as a JS-exposed method in CSSTransformComponents.

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

Index: third_party/WebKit/Source/core/css/cssom/CSSSkew.h
diff --git a/third_party/WebKit/Source/core/css/cssom/CSSSkew.h b/third_party/WebKit/Source/core/css/cssom/CSSSkew.h
index 462f6dccd8596b4fda72feee73eceae1b8c0fb21..e55cf42c8b267216cbc0464f9cbe71d68c1e3607 100644
--- a/third_party/WebKit/Source/core/css/cssom/CSSSkew.h
+++ b/third_party/WebKit/Source/core/css/cssom/CSSSkew.h
@@ -5,15 +5,16 @@
 #ifndef CSSSkew_h
 #define CSSSkew_h
 
-#include "core/css/cssom/CSSMatrixComponent.h"
 #include "core/css/cssom/CSSNumericValue.h"
 #include "core/css/cssom/CSSTransformComponent.h"
 
 namespace blink {
 
+class ExceptionState;
+
 // Represents a skew value in a CSSTransformValue used for properties like
 // "transform".
-// See CSSSkew.idl for more documentation about this class.
+// See CSSSkew.idl for more information about this class.
 class CORE_EXPORT CSSSkew final : public CSSTransformComponent {
   WTF_MAKE_NONCOPYABLE(CSSSkew);
   DEFINE_WRAPPERTYPEINFO();
@@ -33,15 +34,14 @@ class CORE_EXPORT CSSSkew final : public CSSTransformComponent {
   void setAx(CSSNumericValue*, ExceptionState&);
   void setAy(CSSNumericValue*, ExceptionState&);
 
-  CSSMatrixComponent* asMatrix() const override {
+  // Internal methods - from CSSTransformComponent.
+  TransformComponentType GetType() const override { return kSkewType; }
+  DOMMatrix* AsMatrix() const override {
     return nullptr;
     // TODO(meade): Reimplement this once the number/unit types
     // are re-implemented.
     // return CSSMatrixComponent::Skew(ax_->degrees(), ay_->degrees());
   }
-
-  // Internal methods - from CSSTransformComponent.
-  TransformComponentType GetType() const override { return kSkewType; }
   CSSFunctionValue* ToCSSValue() const override;
 
   DEFINE_INLINE_VIRTUAL_TRACE() {