protected void onMatchResult(@Nonnull TreeItem<T> child, boolean matched) {
		// Expand items that match, hide those that do not.
		if (matched) {
			TreeItems.expandParents(child);
		} else {
			child.setExpanded(false);
		}
	}
Allow additional action on items when the {@link #predicate} is updated.

@param child
		Child item.
@param matched
		Match status.
recaf-ui/src/main/java/software/coley/recaf/ui/control/tree/FilterableTreeItem.java