Bug 36485 call hierarchy: location of menu entry
'Open Call Hierarchy' menu entry should be located right below 'Open Type Hierarchy'
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/callhierarchy/CallHierarchyViewPart.java
memento.putInteger(TAG_RATIO, ratio);
    }
    /**
     * @return ISelectionChangedListener
     */
    public void selectionChanged(SelectionChangedEvent e) {
        if (e.getSelectionProvider() == fCallHierarchyViewer) {
            methodSelectionChanged(e.getSelection());
        } else {
            locationSelectionChanged(e.getSelection());
        }
    }
    /**
     * @param selection
     */
    private void locationSelectionChanged(ISelection selection) {}
    /**
     * @param selection
     */
    private void methodSelectionChanged(ISelection selection) {
        if (selection instanceof IStructuredSelection) {
            Object selectedElement = ((IStructuredSelection) selection).getFirstElement();
            if (selectedElement instanceof MethodWrapper) {
                MethodWrapper methodWrapper = (MethodWrapper) selectedElement;
                revealElementInEditor(methodWrapper, fCallHierarchyViewer);
                updateLocationsView(methodWrapper);
            } else {
                updateLocationsView(null);
            }
        }