Bug 172606 Error icon in Library Explorer for multi-extends item.[01]
Description: Error icon in Library Explorer for multi-extends item. Build number:2.1.2.v20070202 Steps to reproduce: 1. New a.rptlibrary and b.rptlibrary. 2. New a table in a.rptlibray. 3. Open b.rptlibray and extends table item in a.rptlibray. 4. Open Library Explore, check table item inside b.rptlibrary. Expected result: Normal item icon before table item. Actual result: Error icon indicate the item exists errors. see attached.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/util/UIUtil.java
/**
	 * Creates a blank label under the given parent.
	 * 
	 * @return the label created
	 */
	public static Label createBlankLabel( Composite parent )
	{
		Label label = new Label( parent, SWT.NONE );
		label.setVisible( false );
		return label;
	}
	/**
	 * Includes the library into within the given module.
	 * 
	 * @param moduleHandle
	 *            the handle module
	 * @param libraryPath
	 *            the full path of the library
	 * @return true if it included successfully, or false if the operation
	 *         failed.
	 */
	public static boolean includeLibrary( ModuleHandle moduleHandle,
			String libraryPath ) throws DesignFileException, SemanticException
	{
		String namespace = getLibraryNamespace( moduleHandle, libraryPath );
		if ( namespace != null )
		{
			
			if ( libraryPath.startsWith( "file" ) || new File( libraryPath ).exists( ) ) 
			{