Bug 74540 Invalid implementation of BatchSimilarSchedulingRule
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/callhierarchy/DeferredMethodWrapper.java
* 
     * @see org.eclipse.ui.model.IWorkbenchAdapter#getChildren(java.lang.Object)
     */
    public Object[] getChildren(Object o) {
        return this.fProvider.fetchChildren(((DeferredMethodWrapper) o).getMethodWrapper());
    }
    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.model.IWorkbenchAdapter#getImageDescriptor(java.lang.Object)
     */
    public ImageDescriptor getImageDescriptor(Object object) {
        return null;
    }
    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.model.IWorkbenchAdapter#getLabel(java.lang.Object)
     */
    public String getLabel(Object o) {
        return fMethodWrapper.getMember().getElementName();
    }
    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.model.IWorkbenchAdapter#getParent(java.lang.Object)
     */
    public Object getParent(Object o) {
        return fMethodWrapper.getParent();
    }