2 files changed, 4 insertions, 12 deletions

diff --git a/src/WixToolset.Extensibility/IMessageListener.cs b/src/WixToolset.Extensibility/IMessageListener.cs
index 91e3da31..c75d7f3b 100644
--- a/src/WixToolset.Extensibility/IMessageListener.cs
+++ b/src/WixToolset.Extensibility/IMessageListener.cs
@@ -1,17 +1,16 @@
-// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
 
 namespace WixToolset.Extensibility
 {
     using WixToolset.Data;
+    using WixToolset.Extensibility.Services;
 
     public interface IMessageListener
     {
-        string ShortAppName { get; }
-
-        string LongAppName { get; }
-
         void Write(Message message);
 
         void Write(string message);
+
+        MessageLevel CalculateMessageLevel(IMessaging messaging, Message message, MessageLevel defaultMessageLevel);
     }
 }
diff --git a/src/WixToolset.Extensibility/Services/IMessaging.cs b/src/WixToolset.Extensibility/Services/IMessaging.cs
index 901c7af4..fe77f2a4 100644
--- a/src/WixToolset.Extensibility/Services/IMessaging.cs
+++ b/src/WixToolset.Extensibility/Services/IMessaging.cs
@@ -58,13 +58,6 @@ namespace WixToolset.Extensibility.Services
         void SuppressWarningMessage(int warningNumber);
 
         /// <summary>
-        /// Formats a message to standard message.
-        /// </summary>
-        /// <param name="message">Message to format.</param>
-        /// <returns>Formatted message</returns>
-        string FormatMessage(Message message);
-
-        /// <summary>
         /// Sends a message with the given arguments.
         /// </summary>
         /// <param name="message">Message to write.</param>