extensions/markdown-language-features/src/languageFeatures/rename.ts/MdVsCodeRenameProvider/renameExternalLink
class MdVsCodeRenameProvider:	private renameExternalLink(allRefsInfo: MdReferencesResponse, newName: string): MdWorkspaceEdit {
		const edit = new vscode.WorkspaceEdit();
		for (const ref of allRefsInfo.references) {
			if (ref.kind === 'link') {
				edit.replace(ref.link.source.resource, ref.location.range, newName);
			}
		}
		return { edit };
	}