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Add util.weakReference that won't crash if you pass null.

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This commit is contained in:
Kris Maglione
2011-10-01 23:02:00 -04:00
parent c9583ac72f
commit 84a68bff9a
12 changed files with 25 additions and 15 deletions
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2
common/modules/prefs.jsm
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@@ -113,7 +113,7 @@ var Prefs = Module("prefs", XPCOM([Ci.nsIObserver, Ci.nsISupportsWeakReference])
if (!this._observers[pref])
this._observers[pref] = [];
this._observers[pref].push(!strong ? Cu.getWeakReference(callback) : { get: function () callback });
this._observers[pref].push(!strong ? util.weakReference(callback) : { get: function () callback });
},
/**