Implement animation tainted custom property values

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

Index: third_party/WebKit/Source/core/css/StylePropertySet.cpp
diff --git a/third_party/WebKit/Source/core/css/StylePropertySet.cpp b/third_party/WebKit/Source/core/css/StylePropertySet.cpp
index f6c760f9197d1e17abffa57751b90b65a51c83c0..a5f721c7be7cf59ee3fd14048ba96c57cfe06e00 100644
--- a/third_party/WebKit/Source/core/css/StylePropertySet.cpp
+++ b/third_party/WebKit/Source/core/css/StylePropertySet.cpp
@@ -317,11 +317,13 @@ bool MutableStylePropertySet::setProperty(
     const AtomicString& customPropertyName,
     const String& value,
     bool important,
-    StyleSheetContents* contextStyleSheet) {
+    StyleSheetContents* contextStyleSheet,
+    bool isAnimationTainted) {
   if (value.isEmpty())
     return removeProperty(customPropertyName);
   return CSSParser::parseValueForCustomProperty(this, customPropertyName, value,
-                                                important, contextStyleSheet);
+                                                important, contextStyleSheet,
+                                                isAnimationTainted);
 }
 
 void MutableStylePropertySet::setProperty(CSSPropertyID propertyID,