Bug 142129 "Export Data" dialog title should be exported to *.properties file.
Text for "Export Data" dialog title cannot be found in the properties file. There is one "Export Data" in BirtResource.properties, but this is for the toolbar and has been translated. Please check the sreen shot for detail.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/presentation/aggregation/AbstractBaseFragment.java
* Fragment's children.
	 */
	protected ArrayList children = new ArrayList( );
	/**
	 * Base class implementation of post service process.
	 * 
	 * @param request
	 * @param response
	 * @throws ServletException
	 * @throws IOException
	 */
	abstract protected String doPostService( HttpServletRequest request, HttpServletResponse response )
		throws ServletException, IOException;
	
	/**
	 * Get report service instance.
	 * 
	 * @return
	 */
	abstract protected IViewerReportService getReportService( );
	/**
	 * Service provided by the fragment. This is the entry point of each
	 * framgent. It generally includes a JSP page to render a certain part of
	 * web viewer.
	 * 
	 * @param request
	 *            incoming http request
	 * @param response
	 *            http response
	 * @exception ServletException