Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/css/CssStyleSheet.java
public void addUnsupportedStyle( String styleName,
			StyleSheetParserException e )
	{
		unsupportedStyles.put( styleName, e );
	}
	/**
	 * Returns all the unsupported style names.
	 * 
	 * @return the list of the unsupported style name
	 */
	public List getUnsupportedStyle( )
	{
		List styles = new ArrayList( );
		styles.addAll( this.unsupportedStyles.keySet( ) );
		return styles;
	}
	/**
	 * Adds the error list of the given style to the hash map. Key is the style
	 * name, content is the error list of the style.
	 * 
	 * @param styleName
	 *            the style name
	 * @param errors
	 *            the error list
	 */
	public void addWarnings( String styleName, List errors )
	{
		this.warningsForStyles.put( styleName, errors );
	}
	/**