Oops, missed the boilerplate stuff for invocation service transmissable objecthood upon final multi-node testing in msoy.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5994 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/crowd/chat/server/SpeakUtil.java

@@ -42,6 +42,7 @@ import com.threerings.crowd.chat.data.SpeakObject;
 import com.threerings.crowd.chat.data.SystemMessage;
 import com.threerings.crowd.chat.data.UserMessage;
 import com.threerings.crowd.data.BodyObject;
+import com.threerings.io.Streamable;
 
 import static com.threerings.crowd.Log.log;
 
@@ -69,6 +70,7 @@ public class SpeakUtil
      * {@link #getChatHistory(Name)}, and {@link #clearHistory(Name)}.
      */
     public static class ChatHistoryEntry
+        implements Streamable
     {
         /** The channel on which the message was sent, of null if the channel manager was not
          * used. */ 
@@ -77,6 +79,11 @@ public class SpeakUtil
         /** The message sent. */
         public ChatMessage message;
 
+        /** For deserialization. */
+        public ChatHistoryEntry ()
+        {
+        }
+
         /**
          * Creates a new history entry.
          */