StringBuffer -> StringBuilder.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4191 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/dobj/EntryRemovedEvent.java

@@ -105,7 +105,7 @@ public class EntryRemovedEvent extends NamedEvent
     }
 
     // documentation inherited
-    protected void toString (StringBuffer buf)
+    protected void toString (StringBuilder buf)
     {
         buf.append("ELREM:");
         super.toString(buf);