| Index: Source/core/css/parser/CSSPropertyParser.cpp
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| diff --git a/Source/core/css/parser/CSSPropertyParser.cpp b/Source/core/css/parser/CSSPropertyParser.cpp
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| index 03c8dce655ca8a22a82f735e4b7b31943f88142f..a61fbaaaf9338c5e07c914c1cc6a25b746c3497e 100644
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| --- a/Source/core/css/parser/CSSPropertyParser.cpp
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| +++ b/Source/core/css/parser/CSSPropertyParser.cpp
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| @@ -3170,7 +3170,7 @@ PassRefPtrWillBeRawPtr<CSSValue> CSSPropertyParser::parseAnimationTimingFunction
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|      CSSParserValue* value = m_valueList->current();
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|      if (value->id == CSSValueEase || value->id == CSSValueLinear || value->id == CSSValueEaseIn || value->id == CSSValueEaseOut
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|          || value->id == CSSValueEaseInOut || value->id == CSSValueStepStart || value->id == CSSValueStepEnd
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| -        || (value->id == CSSValueStepMiddle && RuntimeEnabledFeatures::webAnimationsAPIEnabled()))
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| +        || (value->id == CSSValueStepMiddle && RuntimeEnabledFeatures::webAnimationsElementAnimateEnabled()))
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|          return cssValuePool().createIdentifierValue(value->id);
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|  
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|      // We must be a function.
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| 
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