work, as it doesn't use the proper target. Fix this by not marking pacified monsters for transit if they fall through shaft traps.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@6194 c06c8d41-db1a-0410-9941-cceddc491573
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// Shaft traps.
else if (trap_type_at_xy(x, y) == TRAP_SHAFT)
{
simple_monster_message(mon, " falls through a shaft!");
grd[x][y] = trap_category(trap_type_at_xy(x, y));
}