src/vs/workbench/contrib/debug/browser/rawDebugSession.ts/RawDebugSession/configurationDone
class RawDebugSession:	configurationDone(): Promise<DebugProtocol.ConfigurationDoneResponse | undefined> {
		if (this.capabilities.supportsConfigurationDoneRequest) {
			return this.send('configurationDone', null);
		}
		return Promise.reject(new Error('configurationDone not supported'));
	}