Index: third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp |
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp b/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp |
index 296806107e61d9fe3f60367fe4802219ec2c42d8..59938f3459bdcbc7e15128e519a91392a90bc9d5 100644 |
--- a/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp |
+++ b/third_party/WebKit/Source/core/css/resolver/StyleBuilderConverter.cpp |
@@ -79,7 +79,8 @@ PassRefPtr<StyleReflection> StyleBuilderConverter::convertBoxReflect(StyleResolv |
reflection->setOffset(reflectValue->offset()->convertToLength(state.cssToLengthConversionData())); |
NinePieceImage mask; |
mask.setMaskDefaults(); |
- CSSToStyleMap::mapNinePieceImage(state, CSSPropertyWebkitBoxReflect, reflectValue->mask(), mask); |
+ if (reflectValue->mask()) |
+ CSSToStyleMap::mapNinePieceImage(state, CSSPropertyWebkitBoxReflect, *reflectValue->mask(), mask); |
reflection->setMask(mask); |
return reflection.release(); |