Update from release/3.x

src/Discord.Net.Rest/Entities/Channels/ChannelHelper.cs

@@ -365,7 +365,6 @@ namespace Discord.Rest
             Preconditions.AtMost(allowedMentions?.RoleIds?.Count ?? 0, 100, nameof(allowedMentions.RoleIds), "A max of 100 role Ids are allowed.");
             Preconditions.AtMost(allowedMentions?.UserIds?.Count ?? 0, 100, nameof(allowedMentions.UserIds), "A max of 100 user Ids are allowed.");
             Preconditions.AtMost(embeds.Length, 10, nameof(embeds), "A max of 10 embeds are allowed.");
-            Preconditions.NotNullOrEmpty(filename, nameof(filename), "File Name must not be empty or null");
 
             foreach(var attachment in attachments)
             {

src/Discord.Net.WebSocket/Entities/Interaction/SocketInteraction.cs

@@ -55,8 +55,6 @@ namespace Discord.WebSocket
         /// </remarks>
         public abstract bool HasResponded { get; internal set; }
 
-        internal abstract bool _hasResponded { get; set; }
-
         /// <summary>
         ///     <see langword="true"/> if the token is valid for replying to, otherwise <see langword="false"/>.
         /// </summary>

src/Discord.Net.WebSocket/Entities/Roles/SocketRole.cs

@@ -38,8 +38,6 @@ namespace Discord.WebSocket
         /// <inheritdoc />
         public string Icon { get; private set; }
         /// <inheritdoc />
-        public string Icon { get; private set; }
-        /// <inheritdoc />
         public GuildPermissions Permissions { get; private set; }
         /// <inheritdoc />
         public int Position { get; private set; }
@@ -78,7 +76,6 @@ namespace Discord.WebSocket
         internal void Update(ClientState state, Model model)
         {
             Name = model.Name;
-            Icon = model.Icon;
             IsHoisted = model.Hoist;
             IsManaged = model.Managed;
             IsMentionable = model.Mentionable;