| Index: Source/core/css/CSSValue.h | 
| diff --git a/Source/core/css/CSSValue.h b/Source/core/css/CSSValue.h | 
| index a244c84169163dd2aa8ce615df4933a4cece193b..7ef9ddc95dd497d4f338e21d3de73a844866977f 100644 | 
| --- a/Source/core/css/CSSValue.h | 
| +++ b/Source/core/css/CSSValue.h | 
| @@ -74,6 +74,7 @@ public: | 
| bool isCursorImageValue() const { return m_classType == CursorImageClass; } | 
| bool isFontFeatureValue() const { return m_classType == FontFeatureClass; } | 
| bool isFontValue() const { return m_classType == FontClass; } | 
| +    bool isFontFaceSrcValue() const { return m_classType == FontFaceSrcClass; } | 
| bool isImageGeneratorValue() const { return m_classType >= CanvasClass && m_classType <= RadialGradientClass; } | 
| bool isGradientValue() const { return m_classType >= LinearGradientClass && m_classType <= RadialGradientClass; } | 
| bool isImageSetValue() const { return m_classType == ImageSetClass; } | 
|  |