synchronized (pendingParentage) { pendingParentage.remove(relationship);
synchronized (pending_parentage) { pending_parentage.remove(relationship);
    private void disestablishParentage(Frame relationship)    {	synchronized (parents) {	    // decache a parent-child relationship	    String child_kind = (String)		relationship.getValue(child_kind_slot);	    String child_slot = (String)		relationship.getValue(child_slot_slot);	    Object child_value = relationship.getValue(child_value_slot);	    Frame child = findFrame(child_kind, child_slot, child_value);	    if (child != null) parents.remove(child);	}	synchronized (pendingParentage) {	    pendingParentage.remove(relationship);	}    }