Renamed members manager method

src/Umbraco.Web.Common/DependencyInjection/ServiceCollectionExtensions.cs

@@ -67,7 +67,7 @@ namespace Umbraco.Web.Common.DependencyInjection
             services.BuildMembersIdentity()
                 .AddDefaultTokenProviders()
                 .AddUserStore<MembersUserStore>()
-                .AddMembersUserManager<IMemberManager, MemberManager>();
+                .AddMembersManager<IMemberManager, MemberManager>();
 
 
         private static MembersIdentityBuilder BuildMembersIdentity(this IServiceCollection services)

src/Umbraco.Web.Common/Extensions/IdentityBuilderExtensions.cs

@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Identity;
+using Microsoft.Extensions.DependencyInjection;
+using Umbraco.Infrastructure.Security;
+
+namespace Umbraco.Web.Common.Extensions
+{
+    /// <summary>
+    /// Extension methods for <see cref="IdentityBuilder"/>
+    /// </summary>
+    public static class IdentityBuilderExtensions
+    {
+        /// <summary>
+        /// Adds a <see cref="UserManager{TUser}"/> for the <seealso cref="MembersIdentityUser"/>.
+        /// </summary>
+        /// <typeparam name="TInterface">The usermanager interface</typeparam>
+        /// <typeparam name="TUserManager">The usermanager type</typeparam>
+        /// <returns>The current <see cref="IdentityBuilder"/> instance.</returns>
+        public static IdentityBuilder AddMembersManager<TInterface, TUserManager>(this IdentityBuilder identityBuilder)
+            where TUserManager : UserManager<MembersIdentityUser>, TInterface
+        {
+            identityBuilder.Services.AddScoped(typeof(TInterface), typeof(TUserManager));
+            return identityBuilder;
+        }
+    }
+}