rem: if (!gPrefs) return ""; 
add: if (!gPrefs) return; 
context: function setUnicharPref(aPrefName, aPrefValue){  if (!gPrefs) return "";  try  {    gPrefs.SetUnicharPref(aPrefName, aPrefValue);  }  catch(e)  {  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/145e0993e94be58c9a9a2168ca6b8cc2de5d31a3/editor.js/clean/editor/ui/composer/content/editor.js