4 files changed, 18 insertions, 11 deletions
diff --git a/MediaBrowser.Controller/Library/ILibraryManager.cs b/MediaBrowser.Controller/Library/ILibraryManager.cs
index 9d6646857..9abcf2b62 100644
--- a/MediaBrowser.Controller/Library/ILibraryManager.cs
+++ b/MediaBrowser.Controller/Library/ILibraryManager.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 using Jellyfin.Data.Entities;
+using Jellyfin.Data.Enums;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.Audio;
@@ -199,7 +200,7 @@ namespace MediaBrowser.Controller.Library
         /// <summary>
         /// Updates the item.
         /// </summary>
-        void UpdateItems(IEnumerable<BaseItem> items, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken);
+        void UpdateItems(IReadOnlyList<BaseItem> items, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken);
 
         void UpdateItem(BaseItem item, BaseItem parent, ItemUpdateType updateReason, CancellationToken cancellationToken);
 
diff --git a/MediaBrowser.Controller/Library/IUserManager.cs b/MediaBrowser.Controller/Library/IUserManager.cs
index e73fe7120..6685861a9 100644
--- a/MediaBrowser.Controller/Library/IUserManager.cs
+++ b/MediaBrowser.Controller/Library/IUserManager.cs
@@ -2,7 +2,6 @@ using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
 using Jellyfin.Data.Entities;
-using MediaBrowser.Controller.Authentication;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Events;
@@ -55,7 +54,7 @@ namespace MediaBrowser.Controller.Library
         /// <summary>
         /// Initializes the user manager and ensures that a user exists.
         /// </summary>
-        void Initialize();
+        Task InitializeAsync();
 
         /// <summary>
         /// Gets a user by Id.
@@ -106,7 +105,7 @@ namespace MediaBrowser.Controller.Library
         /// <returns>The created user.</returns>
         /// <exception cref="ArgumentNullException">name</exception>
         /// <exception cref="ArgumentException"></exception>
-        User CreateUser(string name);
+        Task<User> CreateUserAsync(string name);
 
         /// <summary>
         /// Deletes the specified user.
@@ -166,8 +165,6 @@ namespace MediaBrowser.Controller.Library
         /// <returns><c>true</c> if XXXX, <c>false</c> otherwise.</returns>
         Task<PinRedeemResult> RedeemPasswordResetPin(string pin);
 
-        void AddParts(IEnumerable<IAuthenticationProvider> authenticationProviders, IEnumerable<IPasswordResetProvider> passwordResetProviders);
-
         NameIdPair[] GetAuthenticationProviders();
 
         NameIdPair[] GetPasswordResetProviders();
diff --git a/MediaBrowser.Controller/Library/Profiler.cs b/MediaBrowser.Controller/Library/Profiler.cs
index 399378a09..5efdc6a48 100644
--- a/MediaBrowser.Controller/Library/Profiler.cs
+++ b/MediaBrowser.Controller/Library/Profiler.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Diagnostics;
+using System.Globalization;
 using Microsoft.Extensions.Logging;
 
 namespace MediaBrowser.Controller.Library
@@ -13,6 +14,7 @@ namespace MediaBrowser.Controller.Library
         /// The name.
         /// </summary>
         readonly string _name;
+
         /// <summary>
         /// The stopwatch.
         /// </summary>
@@ -44,6 +46,7 @@ namespace MediaBrowser.Controller.Library
         public void Dispose()
         {
             Dispose(true);
+            GC.SuppressFinalize(this);
         }
 
         /// <summary>
@@ -58,13 +61,19 @@ namespace MediaBrowser.Controller.Library
                 string message;
                 if (_stopwatch.ElapsedMilliseconds > 300000)
                 {
-                    message = string.Format("{0} took {1} minutes.",
-                        _name, ((float)_stopwatch.ElapsedMilliseconds / 60000).ToString("F"));
+                    message = string.Format(
+                        CultureInfo.InvariantCulture,
+                        "{0} took {1} minutes.",
+                        _name,
+                        ((float)_stopwatch.ElapsedMilliseconds / 60000).ToString("F", CultureInfo.InvariantCulture));
                 }
                 else
                 {
-                    message = string.Format("{0} took {1} seconds.",
-                        _name, ((float)_stopwatch.ElapsedMilliseconds / 1000).ToString("#0.000"));
+                    message = string.Format(
+                        CultureInfo.InvariantCulture,
+                        "{0} took {1} seconds.",
+                        _name,
+                        ((float)_stopwatch.ElapsedMilliseconds / 1000).ToString("#0.000", CultureInfo.InvariantCulture));
                 }
 
                 _logger.LogInformation(message);
diff --git a/MediaBrowser.Controller/Library/TVUtils.cs b/MediaBrowser.Controller/Library/TVUtils.cs
index fc9b3f1c6..a3aa6019e 100644
--- a/MediaBrowser.Controller/Library/TVUtils.cs
+++ b/MediaBrowser.Controller/Library/TVUtils.cs
@@ -38,7 +38,7 @@ namespace MediaBrowser.Controller.Library
                     };
                 }
 
-                return new DayOfWeek[] { };
+                return Array.Empty<DayOfWeek>();
             }
 
             return null;