Definition
Extending Storage Access API (SAA) to non-cookie storage defines StorageAccessHandle
[Exposed=Window]
interface StorageAccessHandle {
readonly attribute Storage sessionStorage;
readonly attribute Storage localStorage;
readonly attribute IDBFactory indexedDB;
readonly attribute LockManager locks;
readonly attribute CacheStorage caches;
Promise<FileSystemDirectoryHandle> getDirectory();
Promise<StorageEstimate> estimate();
DOMString createObjectURL((Blob or MediaSource) obj);
undefined revokeObjectURL(DOMString url);
BroadcastChannel BroadcastChannel(DOMString name);
};