Fixed code to detect invalid updates to not totally hose everything:

it was trying to print where() which failed because it was doing so
before all the values were intialized.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3680 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/whirled/server/SceneManager.java

@@ -66,22 +66,22 @@ public class SceneManager extends PlaceManager
     protected void setSceneData (Scene scene, UpdateList updates,
                                  SceneRegistry screg)
     {
+        _scene = scene;
+        _screg = screg;
+        _updates = updates;
+
         // make sure the list and our version of the scene are in
         // accordance
-        if (!updates.validate(scene.getVersion())) {
+        if (!_updates.validate(scene.getVersion())) {
             Log.warning("Provided with invalid updates; flushing " +
                         "[where=" + where() +
                         ", sceneId=" + scene.getId() + "].");
             // clear out the update list as it will not allow us to bring
             // clients up to date with our current scene version; instead
             // they'll have to download the whole thing
-            updates = new UpdateList();
+            _updates = new UpdateList();
         }
 
-        _scene = scene;
-        _screg = screg;
-        _updates = updates;
-
         // let derived classes react to the receipt of scene data
         gotSceneData();
     }