Bug 122221 Space in text can't be previewed properly in PDF.
Description: Space in text can't be previewed properly in PDF. Steps to reproduce: Drag a text element to editor. Type two rows data. In second row, type several spaces ahead. Preview the report in PDF. The space in text can not preview
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ReportExecutor.java
pageContent.setPageNumber( pageNo );
		context.setPageNumber( pageNo );
		if ( masterPage instanceof SimpleMasterPageDesign )
		{
			
			TOCBuilder tocBuilder = context.getTOCBuilder( );
			context.setTOCBuilder( null );
			SimpleMasterPageDesign pageDesign = (SimpleMasterPageDesign) masterPage;
			InstanceID iid = new InstanceID( null, pageDesign.getID( ), null );
			pageContent.setInstanceID( iid );
			for ( int i = 0; i < pageDesign.getHeaderCount( ); i++ )
			{
				pageDesign.getHeader( i ).accept( builder,
						new PageContentBuilder( pageContent.getHeader( ) ) );
			}
			for ( int i = 0; i < pageDesign.getFooterCount( ); i++ )
			{
				pageDesign.getFooter( i ).accept( builder,
						new PageContentBuilder( pageContent.getFooter( ) ) );
			}
			
			context.setTOCBuilder( tocBuilder );
		}
		return pageContent;
	}
	protected static class PageContentBuilder extends ContentEmitterAdapter
	{
		List contents;
		IContent parent;
		public PageContentBuilder( List contents )