
PASS Test attribute values on a closed MediaSource object. 
PASS Test addSourceBuffer() while closed. 
PASS Test removeSourceBuffer() while closed. 
PASS Test endOfStream() while closed. 
PASS Test endOfStream(decode) while closed. 
PASS Test endOfStream(network) while closed. 
PASS Test setting duration while closed. 
PASS Test setting duration while open->closed. 
PASS Test getting duration while open->closed. 
PASS Test sourcebuffer.abort when closed.