Injecting HttpRequestMessage in ASP.NET Web API

gistfile1.cs

        public IHttpController Create(
            HttpRequestMessage request,
            HttpControllerDescriptor controllerDescriptor,
            Type controllerType)
        {
            var scope = request.GetDependencyScope() as StructureMapDependencyScope;
            
            // Inject the current request into the underlying container
            scope.Container.Inject<HttpRequestMessage>(request);

            return scope.GetService(controllerType) as IHttpController;
        }