message: send commandId
diff: @@ -248,6 +248,7 @@ function doSeleniumCommand(id, command, parsedTarget, value, res, implicitTime =
  function doPluginCommand(id, command, target, value) {
  return executeCommand(command, target, value, {
  + commandId: id,
  runId: PlaybackState.runId,
  tabId: extCommand.currentPlayingTabId,
  windowId: extCommand.currentPlayingWindowId
  