Link-shared file view: Fix starting/pausing playback when cover image clicked
Link-shared file view: Fix starting/pausing playback when cover image clicked

- The commit 8427ea977 had caused such a side-effect that the click handler could get registered twice on the cover image element. Hence, clicking it toggled the pause state twice, effectively doing nothing.

Faldon/music,paulijar/music,Faldon/music,Faldon/music,paulijar/music,owncloud/music,Faldon/music,paulijar/music,paulijar/music,owncloud/music,owncloud/music,paulijar/music,owncloud/music,Faldon/music,owncloud/music