Move filteritem out to it's own class

src/Microsoft.AspNet.Mvc.Core/Filters/DefaultFilterProvider.cs

@@ -22,7 +22,7 @@ namespace Microsoft.AspNet.Mvc.Filters
         {
             if (context.ActionDescriptor.FilterDescriptors != null)
             {
-                foreach (var item in context.Items)
+                foreach (var item in context.Result)
                 {
                     ProvideFilter(context, item);
                 }
@@ -34,7 +34,7 @@ namespace Microsoft.AspNet.Mvc.Filters
             }
         }
 
-        public virtual void ProvideFilter(FilterProviderContext context, FilterProviderContext.FilterItem filterItem)
+        public virtual void ProvideFilter(FilterProviderContext context, FilterItem filterItem)
         {
             if (filterItem.Filter != null)
             {

src/Microsoft.AspNet.Mvc.Core/Filters/FilterItem.cs

@@ -0,0 +1,24 @@
+using System.Diagnostics;
+
+namespace Microsoft.AspNet.Mvc
+{
+    // Used to flow filters back from the FilterProviderContext
+    [DebuggerDisplay("FilterItem: {Filter}")]
+    public class FilterItem
+    {
+        public FilterItem([NotNull] FilterDescriptor descriptor)
+        {
+            Descriptor = descriptor;
+        }
+
+        public FilterItem([NotNull] FilterDescriptor descriptor, [NotNull] IFilter filter)
+            : this(descriptor)
+        {
+            Filter = filter;
+        }
+
+        public FilterDescriptor Descriptor { get; set; }
+
+        public IFilter Filter { get; set; }
+    }
+}

src/Microsoft.AspNet.Mvc.Core/Filters/FilterProviderContext.cs

@@ -1,5 +1,4 @@
 using System.Collections.Generic;
-using System.Diagnostics;
 
 namespace Microsoft.AspNet.Mvc
 {
@@ -8,31 +7,13 @@ namespace Microsoft.AspNet.Mvc
         public FilterProviderContext(ActionDescriptor actionDescriptor, List<FilterItem> items)
         {
             ActionDescriptor = actionDescriptor;
-            Items = items;
+            Result = items;
         }
 
         // Input
         public ActionDescriptor ActionDescriptor { get; set; }
 
         // Result
-        public List<FilterItem> Items { get; set; }
+        public List<FilterItem> Result { get; set; }
-
-        [DebuggerDisplay("FilterItem: {Filter}")]
-        public class FilterItem
-        {
-            public FilterItem([NotNull] FilterDescriptor descriptor)
-            {
-                Descriptor = descriptor;
-            }
-
-            public FilterItem([NotNull] FilterDescriptor descriptor, [NotNull] IFilter filter) : this(descriptor)
-            {
-                Filter = filter;
-            }
-
-            public FilterDescriptor Descriptor { get; set; }
-
-            public IFilter Filter { get; set; }
-        }
     }
 }

src/Microsoft.AspNet.Mvc.Core/ReflectedActionInvoker.cs

@@ -44,7 +44,7 @@ namespace Microsoft.AspNet.Mvc
                 new FilterProviderContext(_descriptor,
                                           _descriptor.
                                           FilterDescriptors.
-                                          Select(fd => new FilterProviderContext.FilterItem(fd)).ToList());
+                                          Select(fd => new FilterItem(fd)).ToList());
 
             _filterProvider.Invoke(filterProviderContext);
 
@@ -160,12 +160,12 @@ namespace Microsoft.AspNet.Mvc
 
         private void PreArrangeFiltersInPipeline(FilterProviderContext context)
         {
-            if (context.Items == null || context.Items.Count == 0)
+            if (context.Result == null || context.Result.Count == 0)
             {
                 return;
             }
 
-            foreach (var filter in context.Items)
+            foreach (var filter in context.Result)
             {
                 PlaceFilter(filter.Filter);
             }