Replaced manual argument validation with helper methods.

1 files changed, 2 insertions, 11 deletions

diff --git a/src/DotNetOpenAuth.AspNet/Clients/OAuth2/FacebookClient.cs b/src/DotNetOpenAuth.AspNet/Clients/OAuth2/FacebookClient.cs
index 5745bad..54661b2 100644
--- a/src/DotNetOpenAuth.AspNet/Clients/OAuth2/FacebookClient.cs
+++ b/src/DotNetOpenAuth.AspNet/Clients/OAuth2/FacebookClient.cs
@@ -7,10 +7,8 @@
 namespace DotNetOpenAuth.AspNet.Clients {
 	using System;
 	using System.Collections.Generic;
-	using System.Globalization;
 	using System.Net;
 	using System.Web;
-	using DotNetOpenAuth.AspNet.Resources;
 	using DotNetOpenAuth.Messaging;
 
 	/// <summary>
@@ -58,15 +56,8 @@ namespace DotNetOpenAuth.AspNet.Clients {
 		/// </exception>
 		public FacebookClient(string appId, string appSecret)
 			: base("facebook") {
-			if (string.IsNullOrEmpty(appId)) {
-				throw new ArgumentException(
-					string.Format(CultureInfo.CurrentCulture, WebResources.Argument_Cannot_Be_Null_Or_Empty, "appId"), "appId");
-			}
-
-			if (string.IsNullOrEmpty("appSecret")) {
-				throw new ArgumentException(
-					string.Format(CultureInfo.CurrentCulture, WebResources.Argument_Cannot_Be_Null_Or_Empty, "appSecret"), "appSecret");
-			}
+			Requires.NotNullOrEmpty(appId, "appId");
+			Requires.NotNullOrEmpty(appSecret, "appSecret");
 
 			this._appId = appId;
 			this._appSecret = appSecret;