loader: fix leak of child-to-parent links on dlclose() am: 772db5e6d4 am: 78b10daab3  -s ours am: dfb42b364d am: de4e1ef729 am: 62110f9538 am: cb3e51d006 am: b2792c701f am: 7ac2da9266
am: f62dc07af3

Change-Id: If6103a556f58227bc38ea0c19f7e8f7c76b481cd