Index: third_party/WebKit/Source/core/animation/CSSPositionInterpolationType.h |
diff --git a/third_party/WebKit/Source/core/animation/CSSPositionInterpolationType.h b/third_party/WebKit/Source/core/animation/CSSPositionInterpolationType.h |
index 523542e0b575ea3fae5693fa19166742c32261a0..8ff2a7a2770ebbdefc3da858f6e406dbb254be29 100644 |
--- a/third_party/WebKit/Source/core/animation/CSSPositionInterpolationType.h |
+++ b/third_party/WebKit/Source/core/animation/CSSPositionInterpolationType.h |
@@ -22,6 +22,10 @@ public: |
private: |
InterpolationValue maybeConvertValue(const CSSValue& value, const StyleResolverState&, ConversionCheckers&) const final |
{ |
+ if (value.isPrimitiveValue()) { |
+ DCHECK(toCSSPrimitiveValue(value).getValueID() == CSSValueAuto); |
+ return nullptr; |
+ } |
const CSSValuePair& pair = toCSSValuePair(value); |
return ListInterpolationFunctions::createList(2, [&pair](size_t index) { |
return CSSPositionAxisListInterpolationType::convertPositionAxisCSSValue(index == 0 ? pair.first() : pair.second()); |