src/vs/workbench/api/common/extHostAuthentication.ts/ExtHostAuthentication/removeSession
class ExtHostAuthentication:	async removeSession(providerId: string, sessionId: string): Promise<void> {
		const providerData = this._authenticationProviders.get(providerId);
		if (!providerData) {
			return this._proxy.$removeSession(providerId, sessionId);
		}

		return providerData.provider.removeSession(sessionId);
	}