| Index: Source/core/html/track/TextTrackCue.idl
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| diff --git a/Source/core/html/track/TextTrackCue.idl b/Source/core/html/track/TextTrackCue.idl
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| index 6624c178218f5ec83d92646b29d527caf808c51e..7cba80ed6b9df76e9b64757565d35f4ed4d6befa 100644
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| --- a/Source/core/html/track/TextTrackCue.idl
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| +++ b/Source/core/html/track/TextTrackCue.idl
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| @@ -48,6 +48,6 @@
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|      attribute EventHandler onenter;
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|      attribute EventHandler onexit;
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|  
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| -    [Conditional=WEBVTT_REGIONS] attribute DOMString regionId;
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| +    [RuntimeEnabled=WebVTTRegions] attribute DOMString regionId;
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|  };
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|  
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| 
 |