Backed out changeset 713114c0331a (bug 1938707) by developer request CLOSED TREE

browser/components/customizableui/CustomizableUI.sys.mjs

@@ -5010,17 +5010,6 @@ export var CustomizableUI = {
     // We need to clone this, as we don't want to let consumers muck with placements
     return [...gPlacements.get(aArea)];
   },
-  /**
-   * Get an array of all the widget IDs in the default placements for an area.
-   * Modifying the array will not affect CustomizableUI.
-   *
-   * @param aArea the ID of the area whose default placements you want to obtain.
-   * @return an array containing the widget IDs that are in the default placements for that area.
-   *
-   */
-  getDefaultPlacementsForArea(aArea) {
-    return [...gAreas.get(aArea).get("defaultPlacements")];
-  },
   /**
    * Get an array of widget wrappers for all the widgets in an area. This is
    * the same as calling getWidgetIdsInArea and .map() ing the result through