diff --git a/toolkit/content/Geometry.jsm b/toolkit/content/Geometry.jsm
index ea15a58fe5ff..fc905bc9a1d7 100644
--- a/toolkit/content/Geometry.jsm
+++ b/toolkit/content/Geometry.jsm
@@ -210,70 +210,6 @@ let Util = {
 };
 
 
-/**
- * Helper class to nsITimer that adds a little more pizazz.  Callback can be an
- * object with a notify method or a function.
- */
-Util.Timeout = function(aCallback) {
-  this._callback = aCallback;
-  this._timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
-  this._active = false;
-}
-
-Util.Timeout.prototype = {
-  /** Timer callback. Don't call this manually. */
-  notify: function notify() {
-    this._active = false;
-    if (this._callback.notify)
-      this._callback.notify();
-    else
-      this._callback.apply(null);
-  },
-
-  /** Do the callback once.  Cancels other timeouts on this object. */
-  once: function once(aDelay, aCallback) {
-    if (aCallback)
-      this._callback = aCallback;
-    this.clear();
-    this._timer.initWithCallback(this, aDelay, this._timer.TYPE_ONE_SHOT);
-    this._active = true;
-    return this;
-  },
-
-  /** Do the callback every aDelay msecs. Cancels other timeouts on this object. */
-  interval: function interval(aDelay, aCallback) {
-    if (aCallback)
-      this._callback = aCallback;
-    this.clear();
-    this._timer.initWithCallback(this, aDelay, this._timer.TYPE_REPEATING_SLACK);
-    this._active = true;
-    return this;
-  },
-
-  /** Clear any pending timeouts. */
-  clear: function clear() {
-    if (this._active) {
-      this._timer.cancel();
-      this._active = false;
-    }
-    return this;
-  },
-
-  /** If there is a pending timeout, call it and cancel the timeout. */
-  flush: function flush() {
-    if (this._active) {
-      this.clear();
-      this.notify();
-    }
-    return this;
-  },
-
-  /** Return true iff we are waiting for a callback. */
-  isPending: function isPending() {
-    return this._active;
-  }
-};
-
 /**
  * Cache of commonly used elements.
  */
@@ -297,6 +233,7 @@ let Elements = {};
   });
 });
 
+
 /**
  * Simple Point class.
  *