1 files changed, 2 insertions, 14 deletions
diff --git a/src/mscorlib/src/System/Text/DecoderNLS.cs b/src/mscorlib/src/System/Text/DecoderNLS.cs
index 6fcfc79140..c2791e9227 100644
--- a/src/mscorlib/src/System/Text/DecoderNLS.cs
+++ b/src/mscorlib/src/System/Text/DecoderNLS.cs
@@ -21,7 +21,6 @@ namespace System.Text
     // of Encoding objects.
     //
 
-    [Serializable]
     internal class DecoderNLS : Decoder, ISerializable
     {
         // Remember our encoding
@@ -32,21 +31,10 @@ namespace System.Text
 
         #region Serialization
 
-        // Constructor called by serialization. called during deserialization.
-        internal DecoderNLS(SerializationInfo info, StreamingContext context)
-        {
-            throw new NotSupportedException(
-                        String.Format(
-                            System.Globalization.CultureInfo.CurrentCulture,
-                            SR.NotSupported_TypeCannotDeserialized, this.GetType()));
-        }
-
-        // ISerializable implementation. called during serialization.
+        // ISerializable implementation.
         void ISerializable.GetObjectData(SerializationInfo info, StreamingContext context)
         {
-            SerializeDecoder(info);
-            info.AddValue("encoding", this.m_encoding);
-            info.SetType(typeof(Encoding.DefaultDecoder));
+            throw new PlatformNotSupportedException();
         }
 
         #endregion Serialization