| Index: Source/core/page/UseCounter.h
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| diff --git a/Source/core/page/UseCounter.h b/Source/core/page/UseCounter.h
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| index 5b170244d44aaead473fe0388c625254a6271920..21b5b2492c2ec94a66bc53e9af240bbf3ff0986e 100644
 | 
| --- a/Source/core/page/UseCounter.h
 | 
| +++ b/Source/core/page/UseCounter.h
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| @@ -150,6 +150,7 @@ public:
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|          ShadowDOMPrefixedCreateShadowRoot,
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|          ShadowDOMPrefixedShadowRoot,
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|          SVGAnimationElement,
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| +        KeyboardEventKeyLocation,
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|          // Add new features immediately above this line. Don't change assigned
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|          // numbers of each items, and don't reuse unused slots.
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|          NumberOfFeatures, // This enum value must be last.
 | 
| 
 |