text: // If debugger.onEnterFrame returns undefined, the frame should continue execution.
  
  var g = newGlobal();
  var dbg = Debugger(g);
  var hits = 0;
  var savedFrame;
  dbg.onEnterFrame = function (frame) {
      hits++;
      savedFrame = frame;
      return undefined;
  };
  
  savedFrame = undefined;
  assertEq(g.eval("'pass';"), "pass");
  assertEq(savedFrame.live, false);
  assertEq(hits, 1);
  