src/vs/workbench/contrib/localHistory/browser/localHistoryFileSystemProvider.ts/LocalHistoryFileSystemProvider/stat
class LocalHistoryFileSystemProvider:	async stat(resource: URI): Promise<IStat> {
		const location = LocalHistoryFileSystemProvider.fromLocalHistoryFileSystem(resource).location;

		// Special case: empty resource
		if (isEqual(LocalHistoryFileSystemProvider.EMPTY_RESOURCE, location)) {
			return { type: FileType.File, ctime: 0, mtime: 0, size: 0 };
		}

		// Otherwise delegate to provider
		return (await this.withProvider(location)).stat(location);
	}