Don't need this, was testing the numerator anyway.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4588 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/util/FPSDisplay.as

@@ -34,10 +34,8 @@ public class FPSDisplay extends TextField
         // the difference between 1 frame)
         var frames :Number = _frameStamps.length - 1;
 
-        if (frames > 0) {
         this.text = String(frames / seconds);
     }
-    }
 
     /** Timestamps of past ENTER_FRAME events. */
     protected var _frameStamps :Array = [];