| Index: Source/core/rendering/style/ShadowData.cpp | 
| diff --git a/Source/core/rendering/style/ShadowData.cpp b/Source/core/rendering/style/ShadowData.cpp | 
| index 7f81d909f6bd37d52a1a0ad6f1d6171e2223fff4..7f4a1e8ee65a099a693fcffc21f372d9f89ac2f6 100644 | 
| --- a/Source/core/rendering/style/ShadowData.cpp | 
| +++ b/Source/core/rendering/style/ShadowData.cpp | 
| @@ -41,7 +41,7 @@ ShadowData ShadowData::blend(const ShadowData& from, double progress) const | 
| return *this; | 
|  | 
| return ShadowData(WebCore::blend(from.location(), location(), progress), | 
| -        clampTo<int>(WebCore::blend(from.blur(), blur(), progress), 0), | 
| +        std::max(LayoutUnit(0), WebCore::blend(from.blur(), blur(), progress)), | 
| WebCore::blend(from.spread(), spread(), progress), | 
| style(), | 
| WebCore::blend(from.color(), color(), progress)); | 
|  |