Reject calcs with both lengths and percentages in radial-gradient

third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp

Index: third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp b/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
index 9747909d190c672e8e721bb393c7087fed298746..199002ba26900add3c16777b503e180bdda07e81 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
@@ -2286,9 +2286,11 @@ static CSSValue* consumeRadialGradient(CSSParserTokenRange& args, CSSParserMode
     if (shape && shape->getValueID() == CSSValueEllipse && horizontalSize && !verticalSize)
         return nullptr;
     // If there's only one size, it must be a length.
-    // TODO(timloh): Calcs with both lengths and percentages should be rejected.
     if (!verticalSize && horizontalSize && horizontalSize->isPercentage())
         return nullptr;
+    if ((horizontalSize && horizontalSize->isCalculatedPercentageWithLength())
+        || (verticalSize && verticalSize->isCalculatedPercentageWithLength()))
+        return nullptr;
 
     result->setShape(shape);
     result->setSizingBehavior(sizeKeyword);