Use Newtonsoft.Json in AbpAspNetCoreMvc Module.

Resolve #1790

framework/src/Volo.Abp.AspNetCore.Mvc/Volo.Abp.AspNetCore.Mvc.csproj

@@ -26,6 +26,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Razor.RuntimeCompilation" Version="3.0.0" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="4.0.0-preview8.19405.7" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.0.0" />
   </ItemGroup>
 
 </Project>

framework/src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/AbpAspNetCoreMvcModule.cs

@@ -15,6 +15,7 @@ using System.Reflection;
 using Volo.Abp.ApiVersioning;
 using Volo.Abp.AspNetCore.Mvc.Conventions;
 using Volo.Abp.AspNetCore.Mvc.DependencyInjection;
+using Volo.Abp.AspNetCore.Mvc.Json;
 using Volo.Abp.AspNetCore.Mvc.Localization;
 using Volo.Abp.AspNetCore.VirtualFileSystem;
 using Volo.Abp.DependencyInjection;
@@ -76,6 +77,11 @@ namespace Volo.Abp.AspNetCore.Mvc
                 );
 
             var mvcBuilder = context.Services.AddMvc()
+                .AddNewtonsoftJson(options =>
+                {
+                    options.SerializerSettings.ContractResolver =
+                        new AbpMvcJsonContractResolver(context.Services);
+                })
                 .AddRazorRuntimeCompilation()
                 .AddDataAnnotationsLocalization(options =>
                 {
@@ -110,11 +116,6 @@ namespace Volo.Abp.AspNetCore.Mvc
             {
                 mvcOptions.AddAbp(context.Services);
             });
-
-            //Configure<MvcJsonOptions>(jsonOptions => @3.0.0!
-            //{
-            //    jsonOptions.SerializerSettings.ContractResolver = new AbpMvcJsonContractResolver(context.Services);
-            //});
         }
 
         public override void OnApplicationInitialization(ApplicationInitializationContext context)