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

third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp b/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp
index a3cc0af32a0cd5f1a141ca5101b1bde0d25607a7..33f294db35e887445b06597864b0378a06127780 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp
@@ -26,6 +26,7 @@
 
 #include "core/css/resolver/StyleBuilderConverter.h"
 
+#include <algorithm>
 #include "core/css/BasicShapeFunctions.h"
 #include "core/css/CSSBasicShapeValues.h"
 #include "core/css/CSSColorValue.h"
@@ -57,7 +58,6 @@
 #include "platform/transforms/RotateTransformOperation.h"
 #include "platform/transforms/ScaleTransformOperation.h"
 #include "platform/transforms/TranslateTransformOperation.h"
-#include <algorithm>
 
 namespace blink {
 
@@ -1380,6 +1380,14 @@ PassRefPtr<StylePath> StyleBuilderConverter::ConvertPathOrNone(
   return nullptr;
 }
 
+PassRefPtr<BasicShape> StyleBuilderConverter::ConvertOffsetPath(
+    StyleResolverState& state,
+    const CSSValue& value) {
+  if (value.IsRayValue())
+    return BasicShapeForValue(state, value);
+  return ConvertPathOrNone(state, value);
+}
+
 static const CSSValue& ComputeRegisteredPropertyValue(
     const CSSToLengthConversionData& css_to_length_conversion_data,
     const CSSValue& value) {