extensions/markdown-language-features/src/languageFeatures/references.ts/MdReferencesProvider/getAllReferencesToFile
class MdReferencesProvider:	public async getAllReferencesToFile(resource: vscode.Uri, _token: vscode.CancellationToken): Promise<MdReference[]> {
		const allLinksInWorkspace = (await this._linkCache.getAll()).flat();
		return Array.from(this.findAllLinksToFile(resource, allLinksInWorkspace, undefined));
	}