rem: case qx.util.fsm.FiniteStateMachine.StateChange.PREVIOUS_STATE: 
add: case qx.util.fsm.FiniteStateMachine.StateChange.POP_STATE_STACK: case qx.util.fsm.FiniteStateMachine.StateChange.TERMINATE: 
context: qx.Proto._checkNextState = function(propValue, propData){  // Validate nextState.  It must be a string or a number.  switch(typeof(propValue))  {  case "string":    return propValue;  case "number":    // Ensure that it's one of the possible state-change constants    switch(propValue)    {    case qx.util.fsm.FiniteStateMachine.StateChange.CURRENT_STATE:    case qx.util.fsm.FiniteStateMachine.StateChange.PREVIOUS_STATE:      return propValue;    default:      throw new Error("Invalid transition nextState value: " +                      propValue +                      ": nextState must be an explicit state name, " +                      "or one of the Fsm.StateChange constants");    }    break;  default:    throw new Error("Invalid transition nextState type: " + typeof(propValue));    break;  }};
meta: 1005	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1005/625ade532d1da936ad737ffccd82a3f91a428f6f/Transition.js/clean/qooxdoo/frontend/framework/source/class/qx/util/fsm/Transition.js