in src/util/delayedValidationService.ts [21:28]
public cleanPendingValidation(textDocument: JsonLS.TextDocument): void {
const request = this.pendingValidationRequests[textDocument.uri];
if (request) {
clearTimeout(request);
// tslint:disable-next-line: no-dynamic-delete
delete this.pendingValidationRequests[textDocument.uri];
}
}