Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/aspnetwebstack/src/System.Web.Http/FromBodyAttribute.cs

@@ -0,0 +1,15 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Net.Http;
+
+namespace System.Web.Http
+{
+    /// <summary>
+    /// This attribute is used on action parameters to indicate
+    /// they come only from the content body of the incoming <see cref="HttpRequestMessage"/>.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Parameter, Inherited = true, AllowMultiple = false)]
+    public sealed class FromBodyAttribute : Attribute
+    {
+    }
+}