src/vs/platform/storage/electron-main/storageMainService.ts/ApplicationStorageMainService/doInitialize
class ApplicationStorageMainService:	protected doInitialize(): Promise<void> {

		// application storage is being initialized as part
		// of the first window opening, so we do not trigger
		// it here but can join it
		return this.storageMainService.applicationStorage.whenInit;
	}