anchor.diff:    String _destinationFile;
     Map<String, Map> _dependencyOverrides;
   
  -  ModifyPubspecYamlCommand._(this._pubspecYamlFile,
  -      this._destinationFile, this._dependencyOverrides)
  +  ModifyPubspecYamlCommand._(
  +      this._pubspecYamlFile, this._destinationFile, this._dependencyOverrides)
         : super._("modify_pubspec") {
       assert(_pubspecYamlFile.endsWith("pubspec.yaml"));
       assert(_destinationFile.endsWith("pubspec.yaml"));
  
positive.code:         executor = new ReplayingCommandExecutor(new Path(recordedInputFile));
        } else {
          executor = new CommandExecutorImpl(
              _globalConfiguration, maxProcesses,
              maxBrowserProcesses, adbDevicePool: adbDevicePool);
        }
  
        // Run "runnable commands" using [executor] subject to
  
negative.code:     // Issue 26739
      if (zygoteCrash.hasMatch(stderr)) {
        DebugLogger.warning("Warning: Failure because of content_shell "
            "zygote crash. Test ignored");
        return true;
      }
      return false;
  