anchor.diff:    ///
     /// See: https://www.freedesktop.org/software/systemd/man/os-release.html
     Future<LinuxDeviceInfo> get linuxInfo async =>
  -      _cachedLinuxDeviceInfo ??= await DeviceInfoPlatform.instance.linuxInfo();
  +      _cachedLinuxDeviceInfo ??= await _platform.linuxInfo();
   
     /// This information does not change from call to call. Cache it.
     WebBrowserInfo _cachedWebBrowserInfo;
   
     /// Information derived from `Navigator`.
  -  Future<WebBrowserInfo> get webBrowserInfo async => _cachedWebBrowserInfo ??=
  -      await DeviceInfoPlatform.instance.webBrowserInfo();
  +  Future<WebBrowserInfo> get webBrowserInfo async =>
  +      _cachedWebBrowserInfo ??= await _platform.webBrowserInfo();
   }
  
positive.code: // found in the LICENSE file.
  
  import 'dart:async';
  import 'package:device_info_plus_platform_interface/device_info_plus_platform_interface.dart';
  
  export 'package:device_info_plus_platform_interface/device_info_plus_platform_interface.dart'
      show
  
negative.code:   /// repeatedly or in performance-sensitive blocks.
    DeviceInfoPlugin();
  
    /// Disables the platform override in order to use a manually registered
    /// [DeviceInfoPlatform] for testing purposes.
    /// See https://github.com/flutter/flutter/issues/52267 for more details.
    @visibleForTesting
    static set disableDeviceInfoPlatformOverride(bool override) {
      _disablePlatformOverride = override;
    }
  
    static bool _disablePlatformOverride = false;
    static DeviceInfoPlatform __platform;
  
    // This is to manually endorse the Linux plugin until automatic registration
    // of dart plugins is implemented.
    // See https://github.com/flutter/flutter/issues/52267 for more details.
    static DeviceInfoPlatform get _platform {
      __platform ??= !kIsWeb && Platform.isLinux && !_disablePlatformOverride
          ? DeviceInfoLinux()
          : DeviceInfoPlatform.instance;
      return __platform;
    }
  
    /// This information does not change from call to call. Cache it.
    AndroidDeviceInfo _cachedAndroidDeviceInfo;
  
  