| Index: Source/core/testing/Internals.idl | 
| diff --git a/Source/core/testing/Internals.idl b/Source/core/testing/Internals.idl | 
| index 68969db68856a1a9e796a6678c82c5e79bdb72b4..5f82ec6bdf34cb23f8139ce18c7ecec934c9e0cf 100644 | 
| --- a/Source/core/testing/Internals.idl | 
| +++ b/Source/core/testing/Internals.idl | 
| @@ -215,6 +215,7 @@ | 
| [TypeChecking=Interface] double effectiveMediaVolume(HTMLMediaElement mediaElement); | 
| [TypeChecking=Interface] void mediaPlayerRemoteRouteAvailabilityChanged(HTMLMediaElement mediaElement, boolean available); | 
| [TypeChecking=Interface] void mediaPlayerPlayingRemotelyChanged(HTMLMediaElement mediaElement, boolean remote); | 
| +    [TypeChecking=Interface] void setAllowHiddenVolumeControls(HTMLMediaElement mediaElement, boolean allow); | 
|  | 
| void registerURLSchemeAsBypassingContentSecurityPolicy(DOMString scheme); | 
| void registerURLSchemeAsBypassingContentSecurityPolicy(DOMString scheme, sequence<DOMString> policyAreas); | 
|  |