After changing our bounds, we should really rethink whether we actually have the appropriate blocks resolved.

git-svn-id: svn+ssh://src.earth.threerings.net/vilya/trunk@975 c613c5cb-e716-0410-b11b-feb51c14d237

src/java/com/threerings/stage/tools/editor/EditorScenePanel.java

@@ -170,6 +170,8 @@ public class EditorScenePanel extends StageScenePanel
         super.setBounds(x, y, width, height);
 
         updateScrollArea(_horizRange.getValue(), _vertRange.getValue());
+
+        rethink();
     }
 
     /**