rem: folderInfo.setCharPtrProperty("feedUrl", newFeedUrl); 
add: folderInfo.setCharProperty("feedUrl", newFeedUrl); 
context: function updateFolderFeedUrl(aFolder, aFeedUrl, aRemoveUrl){  var msgdb = aFolder.QueryInterface(Components.interfaces.nsIMsgFolder).getMsgDatabase(null);  var folderInfo = msgdb.dBFolderInfo;  var oldFeedUrl = folderInfo.getCharPtrProperty("feedUrl");  if (aRemoveUrl)  {    // remove our feed url string from the list of feed urls    var newFeedUrl = oldFeedUrl.replace(kFeedUrlDelimiter + aFeedUrl, "");    folderInfo.setCharPtrProperty("feedUrl", newFeedUrl);  }  else    folderInfo.setCharPtrProperty("feedUrl", oldFeedUrl + kFeedUrlDelimiter + aFeedUrl);  // commit the db to preserve our changes  msgdb.Close(true);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9421/07721d21511126bc7aeb5044ef636d87feca098c/utils.js/clean/mail/extensions/newsblog/content/utils.js