[hb-old] Fix misc leaks Backport (forward-port?!) from upstream: commit 3ab7b37bdebf0f8773493a1fee910b151c4de30f Author: Behdad Esfahbod <behdad@behdad.org> Date: Mon Jul 30 10:50:22 2012 -0400 Fix misc leaks https://bugs.freedesktop.org/show_bug.cgi?id=31992 https://bugs.freedesktop.org/show_bug.cgi?id=31993 https://bugs.freedesktop.org/show_bug.cgi?id=31994 https://bugs.freedesktop.org/show_bug.cgi?id=31995