Prune spurious semicolons & redundant implementation declarations

git-svn-id: svn+ssh://src.earth.threerings.net/nenya/trunk@849 ed5b42cb-e716-0410-a449-f6a68f950b19

src/java/com/threerings/media/FrameManager.java

@@ -727,7 +727,7 @@ public abstract class FrameManager
 
         /** Used to compute metrics. */
         protected long _lastTick;
-    };
+    }
 
     /** The window into which we do our rendering. */
     protected Window _window;