src/vs/workbench/services/credentials/browser/credentialsService.ts/BrowserCredentialsService/constructor
class BrowserCredentialsService:	constructor(@IWorkbenchEnvironmentService environmentService: IWorkbenchEnvironmentService) {
		super();

		if (environmentService.options && environmentService.options.credentialsProvider) {
			this.credentialsProvider = environmentService.options.credentialsProvider;
		} else {
			this.credentialsProvider = new InMemoryCredentialsProvider();
		}
	}