| Index: Source/core/html/track/TextTrack.cpp | 
| diff --git a/Source/core/html/track/TextTrack.cpp b/Source/core/html/track/TextTrack.cpp | 
| index b95a35dbef448af17805b09669f465e226735144..6b3941845c9482fde2e97b674bd062f5735bcfeb 100644 | 
| --- a/Source/core/html/track/TextTrack.cpp | 
| +++ b/Source/core/html/track/TextTrack.cpp | 
| @@ -125,7 +125,7 @@ TextTrack::~TextTrack() | 
| #endif | 
| } | 
|  | 
| -bool TextTrack::isValidKindKeyword(const AtomicString& value) | 
| +bool TextTrack::isValidKindKeyword(const String& value) | 
| { | 
| if (value == subtitlesKeyword()) | 
| return true; | 
|  |