rem: return getMIMEService().getFromTypeAndExtension(aMIMEType, null); 
add: return getMIMEService().getFromTypeAndExtension(aMIMEType, aExtension); 
context: function getMIMEInfoForType(aMIMEType){  try {      return getMIMEService().getFromTypeAndExtension(aMIMEType, null);  }  catch (e) {  }  return null;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/6d45f8684ea5188acf8700e194bd03eac29fd6de/contentAreaUtils.js/clean/suite/common/contentAreaUtils.js