Bug 183585 [Automation][Regression] embedded image referenced in text item did not work properly in pdf
steps to reproduce: - use the attached report design - preview in pdf expected behavior: - embedded image shows actual behavior: - it showed nothing
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/util/HTML2Content.java
htmlDisplayMode.add( "hr" ); 
		htmlDisplayMode.add( "ol" ); 
		htmlDisplayMode.add( "p" ); 
		htmlDisplayMode.add( "pre" ); 
		htmlDisplayMode.add( "ul" ); 
		htmlDisplayMode.add( "li" ); 
		htmlDisplayMode.add( "body" ); 
		htmlDisplayMode.add( "center" ); 
		
		textTypeMapping.put( IForeignContent.HTML_TYPE, TextParser.TEXT_TYPE_HTML );
		textTypeMapping.put( IForeignContent.TEXT_TYPE, TextParser.TEXT_TYPE_PLAIN );
		textTypeMapping.put( IForeignContent.UNKNOWN_TYPE, TextParser.TEXT_TYPE_AUTO );
	}
	
	public HTML2Content(ReportDesignHandle report)
	{
		this.report = report;
	}
	
	public void html2Content( IForeignContent foreign)
	{
		processForeignData(foreign);
	}
	
	protected void processForeignData( IForeignContent foreign)
	{
		
		if(foreign.getChildren( )!=null && foreign.getChildren( ).size( )>0)
		{
			return;