valueForRepeatRule  510 Source/core/css/CSSComputedStyleDeclaration.cpp     horizontalRepeat = cssValuePool().createIdentifierValue(valueForRepeatRule(image.horizontalRule()));
valueForRepeatRule  514 Source/core/css/CSSComputedStyleDeclaration.cpp         verticalRepeat = cssValuePool().createIdentifierValue(valueForRepeatRule(image.verticalRule()));