| Index: third_party/WebKit/Source/modules/peerconnection/RTCRtpReceiver.idl
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| diff --git a/third_party/WebKit/Source/modules/peerconnection/RTCRtpReceiver.idl b/third_party/WebKit/Source/modules/peerconnection/RTCRtpReceiver.idl
 | 
| index c94a2889014d2ba60c65980f710d0b30e6984034..f18aaf97dbb57998b1960f15f03442840fc466e5 100644
 | 
| --- a/third_party/WebKit/Source/modules/peerconnection/RTCRtpReceiver.idl
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| +++ b/third_party/WebKit/Source/modules/peerconnection/RTCRtpReceiver.idl
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| @@ -7,6 +7,7 @@
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|      RuntimeEnabled=RTCRtpReceiver,
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|  ] interface RTCRtpReceiver {
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|      readonly attribute MediaStreamTrack track;
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| +    sequence<RTCRtpContributingSource> getContributingSources();
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|  
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|      // TODO(hbos): Support every member of the spec. https://crbug.com/700916
 | 
|  };
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| 
 |