rem: var startPoint = opt_startPoint || null; var prefSvc = Cc["@mozilla.org/preferences-service;1"] .getService(Ci.nsIPrefService);  if (opt_getDefaultBranch) { this.prefs_ = prefSvc.getDefaultBranch(startPoint); } else { this.prefs_ = prefSvc.getBranch(startPoint); }   this.prefs_.QueryInterface(Ci.nsIPrefBranchInternal); 
add: this.startPoint_ = opt_startPoint || null; 
context: function G_Preferences(opt_startPoint, opt_getDefaultBranch) {  this.debugZone = "prefs";  this.observers_ = {};  var startPoint = opt_startPoint || null;  var prefSvc = Cc["@mozilla.org/preferences-service;1"]                  .getService(Ci.nsIPrefService);  if (opt_getDefaultBranch) {    this.prefs_ = prefSvc.getDefaultBranch(startPoint);  } else {    this.prefs_ = prefSvc.getBranch(startPoint);  }  // QI to prefinternal in case we want to add observers  this.prefs_.QueryInterface(Ci.nsIPrefBranchInternal);}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/f598aa62e697956de290373e8b184aead74c85f5/preferences.js/clean/toolkit/components/url-classifier/content/moz/preferences.js