anchor.diff:  
       // Usage: iproxy LOCAL_TCP_PORT DEVICE_TCP_PORT UDID
       final Process process = await runCommand(<String>[
  -      device.iproxyPath,
  +      device._iproxyPath,
         hostPort.toString(),
         devicePort.toString(),
         device.id,
  
positive.code:   }
  
    String _installerPath;
    String get installerPath => _installerPath;
  
    String _iproxyPath;
    String get iproxyPath => _iproxyPath;
  
    String _loggerPath;
    String get loggerPath => _loggerPath;
  
    String _screenshotPath;
    String get screenshotPath => _screenshotPath;
  
    String _pusherPath;
    String get pusherPath => _pusherPath;
  
    @override
    bool get supportsHotMode => true;
  
negative.code:     }
  
      try {
        await runCheckedAsync(<String>[_installerPath, '-i', iosApp.deviceBundlePath]);
        return true;
      } catch (e) {
        return false;
  