UnityEditor.RuntimeClassRegistry.AddFunctionalityGroup C# (CSharp) Method

        protected void AddFunctionalityGroup(string groupName, string managerClassName)
        {
            this.functionalityGroups.Add(groupName, managerClassName);
            this.groupManagedDependencies[groupName] = new HashSet<string>();
            this.groupNativeDependencies[groupName] = new HashSet<string>();
        }