Add a constant for when the storage manager is toggled on and off.

    // CATEGORY: SETTINGS

    NIGHT_DISPLAY_SETTINGS = 488;

    // ACTION: Settings -> Storage -> Manage storage -> Click Storage Manager

        //   SUBTYPE: false is off, true is on

    ACTION_TOGGLE_STORAGE_MANAGER = 489;

    // ---- End N-MR1 Constants, all N-MR1 constants go above this line ----

    // Add new aosp constants above this line.

    // END OF AOSP CONSTANTS