rem: return mimeSvc.GetFromMIMEType(aMIMEType); 
add: return getMIMEService().GetFromMIMEType(aMIMEType); 
context: function getMIMEInfoForType(aMIMEType){  const mimeSvcContractID = "@mozilla.org/mime;1";  const mimeSvcIID = Components.interfaces.nsIMIMEService;  const mimeSvc = Components.classes[mimeSvcContractID].getService(mimeSvcIID);  try {      return mimeSvc.GetFromMIMEType(aMIMEType);  }  catch (e) {  }  return null;}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/72bb1acaa42ef834f5b0e7ecb8e454ff577b0fcc/contentAreaUtils.js/clean/xpfe/communicator/resources/content/contentAreaUtils.js