Remove unnecessary extension method.

framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/AntiForgery/AbpAntiForgeryManagerAspNetCoreExtensions.cs

@@ -1,14 +0,0 @@
-namespace Volo.Abp.AspNetCore.Mvc.AntiForgery
-{
-    public static class AbpAntiForgeryManagerAspNetCoreExtensions
-    {
-        public static void SetCookie(this IAbpAntiForgeryManager manager)
-        {
-            manager.HttpContext.Response.Cookies.Append(
-                manager.Options.TokenCookie.Name,
-                manager.GenerateToken(),
-                manager.Options.TokenCookie.Build(manager.HttpContext)
-            );
-        }
-    }
-}

framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/AntiForgery/AspNetCoreAbpAntiForgeryManager.cs

@@ -24,7 +24,7 @@ namespace Volo.Abp.AspNetCore.Mvc.AntiForgery
             Options = options.Value;
         }
 
-        public void SetCookie()
+        public virtual void SetCookie()
         {
             HttpContext.Response.Cookies.Append(
                 Options.TokenCookie.Name,
@@ -33,7 +33,7 @@ namespace Volo.Abp.AspNetCore.Mvc.AntiForgery
             );
         }
 
-        public string GenerateToken()
+        public virtual string GenerateToken()
         {
             return _antiforgery.GetAndStoreTokens(_httpContextAccessor.HttpContext).RequestToken;
         }