1 [MediaRecorder-error.html]
3 if (os == "linux") and not debug and fission: [OK, ERROR]
4 if (os == "android") and fission: [OK, TIMEOUT]
5 [MediaRecorder will stop recording when any of track is added and error event will be fired]
8 [MediaRecorder will stop recording when any of track is removed and error event will be fired]
11 [MediaRecorder throws NotSupportedError when given both videoKeyFrameIntervalDuration and videoKeyFrameIntervalCount]