anchor.diff:  const String buildTypeDebug = 'debug';
   const String buildTypeProfile = 'profile';
   // Dimensions3 PlatformType values:
  -const String platformTypeAndroid = 'android_flutter';
  -const String platformTypeIOS = 'ios_flutter';
  -const String platformTypeFuchsia = 'fuchsia';
  -const String platformTypeLinux = 'linux';
  -const String platformTypeMac = 'mac';
  -const String platformTypeWindows = 'windows';
  +//    android
  +//    linux
  +//    ios
  +//    macos
  +//    windows
  +//    fuchsia
  +//    unknown     VM Service before version 3.24
   // Dimension4 devToolsPlatformType values:
   const String devToolsPlatformTypeMac = 'MacIntel';
   const String devToolsPlatformTypeLinux = 'Linux';
  
positive.code: 
  import 'package:devtools/devtools.dart' as devtools show version;
  import 'package:js/js.dart';
  import 'package:vm_service/vm_service.dart';
  
  import '../eval_on_dart_library.dart';
  import '../globals.dart';
  import '../ui/analytics_constants.dart';
  import '../ui/gtags.dart';
  
negative.code:   final isProfile = await serviceManager.connectedApp.isProfileBuild;
    final isAnyFlutterApp = await serviceManager.connectedApp.isAnyFlutterApp;
  
    if (isFlutter) {
      userPlatformType = (await serviceManager.service
              .isProtocolVersionLessThan(major: 3, minor: 24))
          ? 'unknown'
          : serviceManager.vm.operatingSystem;
    }
  
    if (isAnyFlutterApp) {
  