Bug 182661 Cross Tab: Need to support "New Data Cube" from menu bar
Please look at the UI mockup as reference to support "New Data Cube" on dropdown menu from Menu bar.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/DesignerActionBarContributor.java
}
	private void contributeActionsToMenu( MenuManager menu,
			RegisterActions[] actions )
	{
		for ( int i = 0; i < actions.length; i++ )
		{
			if ( actions[i] != null )
			{
				menu.add( getAction( actions[i].id ) );
			}
			else
			{
				menu.add( new Separator( ) );
			}
		}
	}
	private void contributeStyleMenu( MenuManager newMenu )
	{
		
		newMenu.add( getAction( ImportCSSStyleAction.ID ) );
		newMenu.add( getAction( AddStyleAction.ID ) );
		
		MenuManager editStyleMenu = new MenuManager( Messages.getString( "DesignerActionBarContributor.menu.style-rule-edit" ) ); 
		editStyleMenu.add( NoneAction.getInstance( ) );
		editStyleMenu.addMenuListener( new IMenuListener( ) {
			public void menuAboutToShow( IMenuManager manager )
			{
				updateDynamicItems( EditStyleMenuAction.ID, manager );
			}
		} );