private void decorateChild_layoutAndChild(final EditPart child) {
ExecutionUtils.runIgnore(new RunnableEx() {
public void run() throws Exception {
Constructor<?> constructor = m_policyClass.getConstructors()[0];
EditPolicy editPolicy = (EditPolicy) constructor.newInstance(m_layout, child.getModel());
child.installEditPolicy(SELECTION_ID, editPolicy);
}
});
}