hlsdemux: Set fragment header uri if exists
Submitted by Seungha Yang
Link to original bug (#776928)
Description
To allow downloading fragment hearder, set its uri if there is
available "Media Initialization" parsed from EXT-X-MAP tag
Link to original bug (#776928)
To allow downloading fragment hearder, set its uri if there is
available "Media Initialization" parsed from EXT-X-MAP tag