anchor.diff:      String devtools_version, // dimension6 DevTools version #
       String ide_launched, // dimension7 IDE launched DevTools
       String flutter_client_id, // dimension8 Flutter tool clientId
  +    bool is_external_build, // dimension9 External build or google3
  +    bool is_embedded, // dimension10 Whether devtools is embedded
  +
  +    // Performance screen metrics. See [PerformanceScreenMetrics].
  +    int ui_duration_micros, // metric1
  +    int raster_duration_micros, // metric2
  +    int shader_compilation_duration_micros, // metric3
  +    // Profiler screen metrics. See [ProfilerScreenMetrics].
  +    int cpu_sample_count, // metric4
  +    int cpu_stack_depth, // metric5
  +    // Performance screen metric. See [PerformanceScreenMetrics].
  +    int trace_event_count, // metric6
     });
   
     @override
  
positive.code:     int value,
      bool non_interaction,
      dynamic custom_map,
      String user_app, // dimension1 (flutter or web)
      String user_build, // dimension2 (debug or profile)
      String user_platform, // dimension3 (android/ios/fuchsia/linux/mac/windows)
  
negative.code:   external String get ide_launched;
  
    external String get flutter_client_id;
  
    external bool get is_external_build;
  
    external bool get is_embedded;
  
    // Custom metrics:
    external int get ui_duration_micros;
  
    external int get raster_duration_micros;
  
    external int get shader_compilation_duration_micros;
  
    external int get cpu_sample_count;
  
    external int get cpu_stack_depth;
  
    external int get trace_event_count;
  }
  
  /// Request DevTools property value 'enabled' (GA enabled) stored in the file
  