MethodWrapper[] callers= wrapper.getCalls();
MethodWrapper[] callers= wrapper.getCalls(new NullProgressMonitor());
    public void testImplicitConstructorCallees() throws Exception {        helper.createImplicitConstructorClasses();                IMethod constructorB= helper.getType2().getMethods()[0];        Collection expectedCallers= new ArrayList();        expectedCallers.add(helper.getType1());        MethodWrapper wrapper= CallHierarchy.getDefault().getCalleeRoot(constructorB);        MethodWrapper[] callers= wrapper.getCalls();        assertRecursive(callers, false);        helper.assertCalls(expectedCallers, callers);    }