| Index: Source/core/html/track/TextTrack.h
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| diff --git a/Source/core/html/track/TextTrack.h b/Source/core/html/track/TextTrack.h
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| index 137b6439d2685470fde346dc61fd35b11c8b057a..b90c943d9ff17a35c194e4f797131a9b3fffc5b4 100644
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| --- a/Source/core/html/track/TextTrack.h
 | 
| +++ b/Source/core/html/track/TextTrack.h
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| @@ -65,6 +65,7 @@ public:
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|      static const AtomicString& chaptersKeyword();
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|      static const AtomicString& metadataKeyword();
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|      static bool isValidKindKeyword(const AtomicString&);
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| +    static bool isValidKindKeyword(const String&);
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|  
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|      static const AtomicString& disabledKeyword();
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|      static const AtomicString& hiddenKeyword();
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| 
 |