CL for perf tryjob on win

Source/core/html/HTMLHRElement.cpp

Index: Source/core/html/HTMLHRElement.cpp
diff --git a/Source/core/html/HTMLHRElement.cpp b/Source/core/html/HTMLHRElement.cpp
index 7182a08f314a79892b209a1f94cd249fc2e7bb48..611a12f1afadac248401f3e6965a55e86680fdd9 100644
--- a/Source/core/html/HTMLHRElement.cpp
+++ b/Source/core/html/HTMLHRElement.cpp
@@ -75,7 +75,7 @@ void HTMLHRElement::collectStyleForPresentationAttribute(const QualifiedName& na
         if (!hasAttribute(colorAttr)) {
             addPropertyToPresentationAttributeStyle(style, CSSPropertyBorderStyle, CSSValueSolid);
 
-            RefPtrWillBeRawPtr<CSSPrimitiveValue> darkGrayValue = cssValuePool().createColorValue(Color::darkGray);
+            CSSValue darkGrayValue = cssValuePool().createColorValue(Color::darkGray);
             style->setProperty(CSSPropertyBorderColor, darkGrayValue);
             style->setProperty(CSSPropertyBackgroundColor, darkGrayValue);
         }