Bug 139125 Preview the Cascading parameter in the web viewer,it will be added "html" after the value automaticly
Description: see the picture attached.Preview the design file in web viewer, and you will find all parameter value is added "html" after. Step to reproduce: 1. Use the design file attached 2. Preview it in web viewer with choosing "CA" -> "B****" Actual result; Like the picture shows, the value of parameter is so odd
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/presentation/aggregation/parameter/ComboBoxParameterFragment.java
import org.eclipse.birt.report.service.api.ReportServiceException;
import org.eclipse.birt.report.utility.ParameterAccessor;
/**
 * Fragment help rendering scalar parameter.
 * <p>
 * 
 * @see org.eclipse.birt.report.presentation.aggregation.BaseFragment
 */
public class ComboBoxParameterFragment extends ScalarParameterFragment
{
	/**
	 * Protected constructor.
	 * 
	 * @param parameter
	 *            parameter definition reference.
	 */
	public ComboBoxParameterFragment( ScalarParameterHandle parameter )
	{
		super( parameter );
	}
	protected void prepareParameterBean( HttpServletRequest request,
			IViewerReportService service, ScalarParameterBean parameterBean,
			String format, Locale locale ) throws ReportServiceException
	{
		String reportDesignName = ParameterAccessor.getReport( request );
		boolean cascade = parameterBean.getParameter( ).getContainer( ) instanceof CascadingParameterGroupHandle;
		IViewerReportDesignHandle designHandle = new BirtViewerReportDesignHandle(
				null, reportDesignName );
		InputOptions options = new InputOptions( );
		options.setOption( InputOptions.OPT_REQUEST, request );