Bug 150601 Drillthrough link from pdf(frameset) should link to frameset servlet instead of run.
Description: Drillthrough link from pdf(frameset) should link to frameset servlet instead of run. Steps to reproduce: 1. New a report 2. Insert a label and define a drill through link to other report 3. Preview in Web viewer, click Print as PDF button in viewer toolbar 4. Click drill through link in pdf Expected result: Target report opens through frameset sevlet instead of run servlet. Because the pdf is displayed through frameset servlet. Actual result: Target report opened through run sevlet
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ReportEngineService.java
buf.append( columnNames[0] );
					for ( int i = 1; i < columnNames.length; i++ )
					{
						buf.append( ',' );
						buf.append( columnNames[i] );
					}
					buf.append( '\n' );
					outputStream.write( buf.toString( ).getBytes( ) );
					buf.delete( 0, buf.length( ) );
					
					while ( iData.next( ) )
					{
						String value = null;
						try
						{
							value = cvsConvertor( (String) DataTypeUtil
									.convert( iData.getValue( columnNames[0] ),
											DataType.STRING_TYPE ) );
						}
						catch ( Exception e )
						{
							value = null;
						}
						if ( value != null )
						{
							buf.append( value );
						}
						for ( int i = 1; i < columnNames.length; i++ )
						{