Bug 123939 [Smoke][Regression]Drill through link doesn't work in pdf.
Description: Drill through link doesn't work in pdf. Steps to reproduce: 1. View attached design file url.rptdesign in html/pdf, click the drill though link in the last three image. Result: Drill through link doesn't work in pdf. Some links in html also don't work.
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
if ( hlAction.getBookmark() != null )
					{
						link.append( "&__bookmark=" ); 
						link.append( hlAction.getBookmark() );
					}
					writer.addAnnotation( new PdfAnnotation( writer,
							layoutPointX2PDF(area.getAbsoluteX()),
							layoutPointY2PDF(area.getAbsoluteY()+area.getHeight()),
							layoutPointX2PDF(area.getAbsoluteX()+area.getWidth()),
							layoutPointY2PDF(area.getAbsoluteY()),
		            		createPdfAction(link.toString( ), null, hlAction.getTargetWindow())) );
					break;
					
				case IHyperlinkAction.ACTION_HYPERLINK: 
					writer.addAnnotation( new PdfAnnotation( writer,
							layoutPointX2PDF(area.getAbsoluteX()),
							layoutPointY2PDF(area.getAbsoluteY()+area.getHeight()),
							layoutPointX2PDF(area.getAbsoluteX()+area.getWidth()),
							layoutPointY2PDF(area.getAbsoluteY()),
							createPdfAction(hlAction.getHyperlink(), null, hlAction.getTargetWindow())) );
					break;
				}
			}
			catch (Exception e)
			{
				logger.log(Level.WARNING, e.getMessage(), e);
			}
		}
	}