Minor cleanup

navigator.js

@@ -133,7 +133,7 @@ var PreviewedWindowNavigator = new Lang.Class({
 
         swapArray(this.space, index, targetIndex);
 
-        let newX = Tiling.ensureViewport(metaWindow, this.space, true);
+        Tiling.ensureViewport(metaWindow, this.space, true);
         this.windows = this.space.getWindows();
         this._selectedIndex = this.windows.indexOf(metaWindow);
 

tiling.js

@@ -1006,9 +1006,6 @@ function ensureViewport(meta_window, space, force) {
     }
 
     updateSelection(space, noAnimate);
-
-    // Return x so we can position the minimap
-    // return selectedFrame.x;
 }
 
 function updateSelection(space, noAnimate) {