ConversationBlip parent = thread.getParentBlip();
// Locate the thread, if necessary.
if (location == -1) {
for (LocatedReplyThread<? extends ConversationThread> inlineReplyThread :
parent.locateReplyThreads()) {
if (thread.getId().equals(inlineReplyThread.getThread().getId())) {
location = inlineReplyThread.getLocation();
break;
}
}