Access IPolicyList via ref

src/ContainerIntegration/AdditionalInterface.cs

@@ -46,7 +46,7 @@ namespace Unity.Interception.ContainerIntegration
         /// <param name="implementationType">Type to register.</param>
         /// <param name="name">Name used to resolve the type object.</param>
         /// <param name="policies">Policy list to add policies to.</param>
-        public override void AddPolicies(Type serviceType, Type implementationType, string name, IPolicyList policies)
+        public override void AddPolicies<TPolicyList>(Type serviceType, Type implementationType, string name, ref TPolicyList policies)
         {
             AdditionalInterfacesPolicy policy =
                 AdditionalInterfacesPolicy.GetOrCreate(policies, serviceType, name);

src/ContainerIntegration/DefaultInterceptor.cs

@@ -68,7 +68,7 @@ namespace Unity.Interception.ContainerIntegration
         /// <param name="implementationType">Type of concrete type being registered.</param>
         /// <param name="name">Name used to resolve the type object.</param>
         /// <param name="policies">Policy list to add policies to.</param>
-        public override void AddPolicies(Type serviceType, Type implementationType, string name, IPolicyList policies)
+        public override void AddPolicies<TPolicyList>(Type serviceType, Type implementationType, string name, ref TPolicyList policies)
         {
             if (IsInstanceInterceptor)
             {

src/ContainerIntegration/InterceptionBehaviorBase.cs

@@ -58,7 +58,7 @@ namespace Unity.Interception.ContainerIntegration
         /// <param name="implementationType">Type to register.</param>
         /// <param name="name">Name used to resolve the type object.</param>
         /// <param name="policies">Policy list to add policies to.</param>
-        public override void AddPolicies(Type serviceType, Type implementationType, string name, IPolicyList policies)
+        public override void AddPolicies<TPolicyList>(Type serviceType, Type implementationType, string name, ref TPolicyList policies)
         {
             if (_explicitBehavior != null)
             {

src/ContainerIntegration/Interceptor.cs

@@ -65,7 +65,7 @@ namespace Unity.Interception.ContainerIntegration
         /// <param name="implementationType">Type to register.</param>
         /// <param name="name">Name used to resolve the type object.</param>
         /// <param name="policies">Policy list to add policies to.</param>
-        public override void AddPolicies(Type serviceType, Type implementationType, string name, IPolicyList policies)
+        public override void AddPolicies<TPolicyList>(Type serviceType, Type implementationType, string name, ref TPolicyList policies)
         {
             if (IsInstanceInterceptor)
             {