Bug 142432 MasterPage from library can't be restored to modify
Details: MasterPage from library can't be restored to modify Step: 1.New a library named lib1, and insert a masterpage named lib-mp. 2.Publish the library into resource folder. 3.New a report design and use lib1. 4.Drop the lib-mp from library explorer into outline of report design. 5.Double click lib-mp, and switch to Property editro tab. 6.Click restore. Actual result: Pop up an error message and said that the master page cannot specify size the page type is not custom.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/command/NameCommand.java
public class NameCommand extends AbstractElementCommand
{
	/**
	 * Constructor.
	 * 
	 * @param module
	 *            the module
	 * @param obj
	 *            the element to modify.
	 */
	public NameCommand( Module module, DesignElement obj )
	{
		super( module, obj );
	}
	/**
	 * Sets the element name.
	 * 
	 * @param name
	 *            the new name.
	 * @throws NameException
	 *             if the element name is not allowed to change.
	 */
	public void setName( String name ) throws NameException
	{
		name = StringUtil.trimString( name );
		
		String oldName = element.getName( );
		if ( ( name == null && oldName == null )
				|| ( name != null && oldName != null && name.equals( oldName ) ) )
			return;