[GTK4] Adapt to new GtkBox API and box related removals [EBZ#543276] -------------------------------------------------------------------- Key: ERT-699 URL: https://issues.jboss.org/browse/ERT-699 Project: Eclipse Release Train Issue Type: Task Components: Platform Reporter: Friendly Jira Robot Assignee: Eric Williams Priority: Major Labels: SWT, bzira GtkBox has had some API changes, as well as the removal of things like GtkEventBox. This breaks "box heavy" widgets like Label.