Unused import nixage.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6400 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/main/java/com/threerings/io/ObjectOutputStream.java

@@ -321,7 +321,6 @@ public class ObjectOutputStream extends DataOutputStream
         write(baos.toByteArray());
     }
 
-
     /** Used to map classes to numeric codes and the {@link Streamer} instance used to write
      * them. */
     protected Map<Class<?>, ClassMapping> _classmap;