Codechange: Prefer suggested widget padding.

src/tree_gui.cpp

@@ -159,8 +159,8 @@ public:
 		if (widget >= WID_BT_TYPE_BUTTON_FIRST) {
 			/* Ensure tree type buttons are sized after the largest tree type */
 			Dimension d = GetMaxTreeSpriteSize();
-			size->width = d.width + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
-			size->height = d.height + WD_FRAMERECT_RIGHT + WD_FRAMERECT_BOTTOM + ScaleGUITrad(BUTTON_BOTTOM_OFFSET); // we need some more space
+			size->width = d.width + padding.width;
+			size->height = d.height + padding.height + ScaleGUITrad(BUTTON_BOTTOM_OFFSET); // we need some more space
 		}
 	}