Bug 212238 [Regression] Pagebreak on chart does not work when preview in PDF/PPT/PostScritp.
Description: Pagebreak on chart does not work when preview in PDF/PPT/PostScritp. build version: 2.3.0 v20071207-0800. steps to reproduce: 1. New a report. 2. Insert a label in layout. 3. Insert a chart in layout. 4. Add pagebreak: Before Always on chart. 5. Preview in PDF/PPT/Postscript. Expected result: The chart should be displayed on the second page. Actual result: The chart is displayed on the first page.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
if ( pageSetup.getMasterPageCount( ) > 0 )
			{
				MasterPageDesign masterPageDesign = pageSetup
						.findMasterPage( newMasterPage );
				if ( masterPageDesign != null )
				{
					context.setMasterPage( newMasterPage );
					return true;
				}
			}
		}
		return false;
	}
	protected MasterPageDesign getMasterPage( IReportContent report )
	{
		String masterPage = context.getMasterPage( );
		MasterPageDesign pageDesign = null;
		if ( masterPage != null && !"".equals( masterPage ) ) 
		{
			pageDesign = report.getDesign( ).findMasterPage( masterPage );
			if ( pageDesign != null )
			{
				return pageDesign;
			}
		}
		return getDefaultMasterPage( report );
	}
	protected MasterPageDesign getDefaultMasterPage( IReportContent report )
	{
		PageSetupDesign pageSetup = report.getDesign( ).getPageSetup( );