Refer to MessageHelper instead of duplicating call

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

@@ -184,12 +184,10 @@ namespace Discord.Rest
             var model = await client.ApiClient.UploadFileAsync(channel.Id, args, options).ConfigureAwait(false);
             return RestUserMessage.Create(client, channel, client.CurrentUser, model);
         }
-        
-        public static async Task DeleteMessageAsync(IMessageChannel channel, BaseDiscordClient client,
-            ulong messageId, RequestOptions options)
-        {
-            await client.ApiClient.DeleteMessageAsync(channel.Id, messageId, options).ConfigureAwait(false);
-        }
+
+        public static Task DeleteMessageAsync(IMessageChannel channel, ulong messageId, BaseDiscordClient client,
+            RequestOptions options)
+            => MessageHelper.DeleteAsync(channel.Id, messageId, client, options);
 
         public static async Task DeleteMessagesAsync(ITextChannel channel, BaseDiscordClient client,
             IEnumerable<ulong> messageIds, RequestOptions options)

src/Discord.Net.Rest/Entities/Messages/MessageHelper.cs

@@ -1,4 +1,4 @@
-using Discord.API.Rest;
+using Discord.API.Rest;
 using System;
 using System.Collections.Generic;
 using System.Collections.Immutable;
@@ -22,10 +22,12 @@ namespace Discord.Rest
             };
             return await client.ApiClient.ModifyMessageAsync(msg.Channel.Id, msg.Id, apiArgs, options).ConfigureAwait(false);
         }
-        public static async Task DeleteAsync(IMessage msg, BaseDiscordClient client,
+        public static Task DeleteAsync(IMessage msg, BaseDiscordClient client, RequestOptions options)
+            => DeleteAsync(msg.Channel.Id, msg.Id, client, options);
+        public static async Task DeleteAsync(ulong channelId, ulong msgId, BaseDiscordClient client,
             RequestOptions options)
         {
-            await client.ApiClient.DeleteMessageAsync(msg.Channel.Id, msg.Id, options).ConfigureAwait(false);
+            await client.ApiClient.DeleteMessageAsync(channelId, msgId, options).ConfigureAwait(false);
         }
 
         public static async Task AddReactionAsync(IMessage msg, IEmote emote, BaseDiscordClient client, RequestOptions options)