basesink: pipeline deadlocks when changing from PLAYING to PAUSED after processing a segment seek
@adn770
Submitted by Josep Torra Assigned to Josep Torra @adn770
Link to original bug (#782960)
Description
When using segment seeks to play sections of a stream and we try to pause the pipeline after the segment-done event had reached the sink, the change state never finishes and it's stuck waiting for a preroll buffer.