| Index: Source/core/css/CSSToLengthConversionData.cpp | 
| diff --git a/Source/core/css/CSSToLengthConversionData.cpp b/Source/core/css/CSSToLengthConversionData.cpp | 
| index 3669e1df59cd8835d9628b1cf74e86c262d8f9ed..e4311a3ff38df7c3b6c0c4a2abec6ee0ef848a5c 100644 | 
| --- a/Source/core/css/CSSToLengthConversionData.cpp | 
| +++ b/Source/core/css/CSSToLengthConversionData.cpp | 
| @@ -108,4 +108,10 @@ double CSSToLengthConversionData::viewportMaxPercent() const | 
| return std::max(m_viewportSize.width(), m_viewportSize.height()) / 100; | 
| } | 
|  | 
| +float CSSToLengthConversionData::remFontSize() const | 
| +{ | 
| +    m_style->setHasRemUnits(); | 
| +    return m_fontSizes.rem(); | 
| +} | 
| + | 
| } // namespace blink | 
|  |