Bug 142144 [Smoke][regression]Style cannot be modified and applied.
Description: Style cannot be modified and applied. Steps to reproduce: 1. New a style. 2. Edit it in StyleBuilder and click OK 3. Insert a label, right click and apply the style. Result: After step2, Style name already exist, please chosse a different name. In step3, The created style is gray.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/actions/MenuUpdateAction.java
{
		return true;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.action.Action#run()
	 */
	public void run( )
	{
		if ( Policy.TRACING_ACTIONS )
		{
			System.out.println( "Action [" + getClass( ) + "] >> Run ..." ); 
		}
		if ( menu != null )
		{
			actionItems = getItems( );
			menu.removeAll( );
			for ( Iterator i = actionItems.iterator( ); i.hasNext( ); )
			{
				DynamicItemAction action = (DynamicItemAction) i.next( );
				if ( action != null )
				{
					action.setSelection( getSelection( ) );
					menu.add( action );
				}
				else
				{
					menu.add( new Separator( ) );
				}