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
}
	}
	/**
	 * Checks whether the name is valid in the context.
	 * 
	 * @param name
	 *            the new name
	 * @return <code>true</code> if the name is valid. Otherwise
	 *         <code>false</code>.
	 */
	private boolean isNameValidInContext( String name )
	{
		if ( element instanceof Style )
		{
			DesignElement tmpContainer = element.getContainer( );
			if ( tmpContainer instanceof Theme )
			{
				List errors = ThemeStyleNameValidator.getInstance( )
						.validateForRenamingStyle(
								(ThemeHandle) tmpContainer.getHandle( module ),
								(StyleHandle) element.getHandle( module ),
								(String) name );
				if ( !errors.isEmpty( ) )
					return false;
			}
		}
		return true;
	}
}