panel: Fix a copy/paste type when dealing with panel corners

Since panel corners are currently square, this doesn't really affect much,
but it's very clear what the code was supposed to be. At the same time,
also fix up a redeclaration with 'let', which technically isnt' kosher.

diff --git a/js/ui/panel.js b/js/ui/panel.js
index bcbaafbeaf8badd6fdb845585a1eefeb23111699..adb23f2d7d84e7ab33252cdaf39f37d177719303 100644 (file)
--- a/js/ui/panel.js
+++ b/js/ui/panel.js
@@ -1026,16 +1026,19 @@ const Panel = new Lang.Class({
         }
         this._rightBox.allocate(childBox, flags);
 
-        let [cornerMinWidth, cornerWidth] = this._leftCorner.actor.get_preferred_width(-1);
-        let [cornerMinHeight, cornerHeight] = this._leftCorner.actor.get_preferred_width(-1);
+        let cornerMinWidth, cornerMinHeight;
+        let cornerWidth, cornerHeight;
+
+        [cornerMinWidth, cornerWidth] = this._leftCorner.actor.get_preferred_width(-1);
+        [cornerMinHeight, cornerHeight] = this._leftCorner.actor.get_preferred_height(-1);
         childBox.x1 = 0;
         childBox.x2 = cornerWidth;
         childBox.y1 = allocHeight;
         childBox.y2 = allocHeight + cornerHeight;
         this._leftCorner.actor.allocate(childBox, flags);
 
-        let [cornerMinWidth, cornerWidth] = this._rightCorner.actor.get_preferred_width(-1);
-        let [cornerMinHeight, cornerHeight] = this._rightCorner.actor.get_preferred_width(-1);
+        [cornerMinWidth, cornerWidth] = this._rightCorner.actor.get_preferred_width(-1);
+        [cornerMinHeight, cornerHeight] = this._rightCorner.actor.get_preferred_height(-1);
         childBox.x1 = allocWidth - cornerWidth;
         childBox.x2 = allocWidth;
         childBox.y1 = allocHeight;