Don't leak the building_chain when destroying. Fix leaks with the validate.http.playback.reverse_playback.vorbis_theora_1_ogg scenario. https://bugzilla.gnome.org/show_bug.cgi?id=748964
Don't leak the building_chain when destroying. Fix leaks with the validate.http.playback.reverse_playback.vorbis_theora_1_ogg scenario. https://bugzilla.gnome.org/show_bug.cgi?id=748964