Much work on generalizing the notion of message "transport" and

allowing the use of annotations to customize transport for 
DObject fields and service/receiver methods.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5099 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/net/DownstreamMessage.java

@@ -21,14 +21,12 @@
 
 package com.threerings.presents.net;
 
-import com.threerings.io.SimpleStreamableObject;
-
 /**
  * This class encapsulates a message in the distributed object protocol
  * that flows from the server to the client. Downstream messages include
  * object subscription, event forwarding and session management.
  */
-public abstract class DownstreamMessage extends SimpleStreamableObject
+public abstract class DownstreamMessage extends Message
 {
     /**
      * The message id of the upstream message with which this downstream
@@ -37,12 +35,6 @@ public abstract class DownstreamMessage extends SimpleStreamableObject
      */
     public short messageId = -1;
 
-    /**
-     * When sending, this acts as a hint that the message may be transmitted as a datagram.
-     * When receiving, it indicates that the message was received as a datagram.
-     */
-    public transient boolean datagram;
-
     /**
      * Generates a string representation of this instance.
      */