Method is already implemented in a base class

src/Discord.Net.Rest/DiscordRestClient.cs

@@ -88,10 +88,6 @@ namespace Discord.Rest
         /// <inheritdoc />
         public Task<IReadOnlyCollection<RestVoiceRegion>> GetVoiceRegionsAsync(RequestOptions options = null)
             => ClientHelper.GetVoiceRegionsAsync(this, options);
-
-        /// <inheritdoc />
-        public Task<int> GetRecommendedShardCount(RequestOptions options = null)
-            => ClientHelper.GetRecommendShardCount(this, options);
         /// <inheritdoc />
         public Task<RestVoiceRegion> GetVoiceRegionAsync(string id, RequestOptions options = null)
             => ClientHelper.GetVoiceRegionAsync(this, id, options);