src/vs/workbench/services/userDataSync/browser/userDataSyncWorkbenchService.ts/UserDataSyncWorkbenchService/onDidSuccessiveAuthFailures
class UserDataSyncWorkbenchService:	private async onDidSuccessiveAuthFailures(): Promise<void> {
		this.telemetryService.publicLog2('sync/successiveAuthFailures');
		this.currentSessionId = undefined;
		await this.update();

		if (this.userDataAutoSyncEnablementService.isEnabled()) {
			this.notificationService.notify({
				severity: Severity.Error,
				message: localize('successive auth failures', "Settings sync is suspended because of successive authorization failures. Please sign in again to continue synchronizing"),
				actions: {
					primary: [new Action('sign in', localize('sign in', "Sign in"), undefined, true, () => this.signIn())]
				}
			});
		}
	}