CSS Motion Path: Support parsing of ray(<angle>) paths

third_party/WebKit/Source/core/style/StylePath.h

Index: third_party/WebKit/Source/core/style/StylePath.h
diff --git a/third_party/WebKit/Source/core/style/StylePath.h b/third_party/WebKit/Source/core/style/StylePath.h
index d59d8926c7a524ad2dd030d5e1e6c0e263d05782..ddae84672d66ea851c30cedc9b4251ac6f249c02 100644
--- a/third_party/WebKit/Source/core/style/StylePath.h
+++ b/third_party/WebKit/Source/core/style/StylePath.h
@@ -6,6 +6,7 @@
 #define StylePath_h
 
 #include <memory>
+#include "core/style/BasicShapes.h"
 #include "platform/heap/Handle.h"
 #include "platform/wtf/PassRefPtr.h"
 #include "platform/wtf/RefCounted.h"
@@ -17,7 +18,7 @@ class CSSValue;
 class Path;
 class SVGPathByteStream;
 
-class StylePath : public RefCounted<StylePath> {
+class StylePath final : public BasicShape {
  public:
   static PassRefPtr<StylePath> Create(std::unique_ptr<SVGPathByteStream>);
   ~StylePath();
@@ -32,7 +33,11 @@ class StylePath : public RefCounted<StylePath> {
 
   CSSValue* ComputedCSSValue() const;
 
-  bool operator==(const StylePath&) const;
+  void GetPath(Path&, const FloatRect&) override;
+  PassRefPtr<BasicShape> Blend(const BasicShape*, double) const override;
+  bool operator==(const BasicShape&) const override;
+
+  ShapeType GetType() const override { return kStylePathType; }
 
  private:
   explicit StylePath(std::unique_ptr<SVGPathByteStream>);
@@ -42,6 +47,8 @@ class StylePath : public RefCounted<StylePath> {
   mutable float path_length_;
 };
 
+DEFINE_BASICSHAPE_TYPE_CASTS(StylePath);
+
 }  // namespace blink
 
 #endif  // StylePath_h