代码修改后的版本，全部提交

COSXML/Model/Bucket/HeadBucketResult.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+
+using System.Text;
+
+namespace COSXML.Model.Bucket
+{
+    /// <summary>
+    /// 检索 Bucket 是否存在的返回结果
+    /// <see cref="https://cloud.tencent.com/document/product/436/7735"/>
+    /// </summary>
+    public sealed class HeadBucketResult : CosResult
+    {
+
+    }
+}