Method usages

lib/internal/crypto/keys.js:1087–1095

()

    }

    get usages() {
      const slots = getSlots(this);
      let cached = slots[kSlotClonedUsages];
      if (cached === undefined) {
        cached = ArrayPrototypeSlice(getCryptoKeyUsagesFromSlots(slots), 0);
        slots[kSlotClonedUsages] = cached;
      }
      return cached;
    }
  }

  class InternalCryptoKey extends NativeCryptoKey {