Implement animation tainted custom property values

third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp

Index: third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp b/third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp
index 2fc81f6c4520b3f0959e6e1c5e8d7d4790199eaa..bfc2041abb7e478ec02881875010be5668d9da91 100644
--- a/third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp
+++ b/third_party/WebKit/Source/core/css/CSSSyntaxDescriptor.cpp
@@ -194,15 +194,19 @@ const CSSValue* consumeSyntaxComponent(const CSSSyntaxComponent& syntax,
   return result;
 }
 
-const CSSValue* CSSSyntaxDescriptor::parse(CSSParserTokenRange range) const {
-  if (isTokenStream())
-    return CSSVariableParser::parseRegisteredPropertyValue(range, false);
+const CSSValue* CSSSyntaxDescriptor::parse(CSSParserTokenRange range,
+                                           bool isAnimationTainted) const {
+  if (isTokenStream()) {
+    return CSSVariableParser::parseRegisteredPropertyValue(range, false,
+                                                           isAnimationTainted);
+  }
   range.consumeWhitespace();
   for (const CSSSyntaxComponent& component : m_syntaxComponents) {
     if (const CSSValue* result = consumeSyntaxComponent(component, range))
       return result;
   }
-  return CSSVariableParser::parseRegisteredPropertyValue(range, true);
+  return CSSVariableParser::parseRegisteredPropertyValue(range, true,
+                                                         isAnimationTainted);
 }
 
 }  // namespace blink