private void fireDeprecatedUsageBuildOperationProgress(DeprecatedFeatureUsage usage, ProblemDiagnostics diagnostics) {
        if (progressEventEmitter != null) {
            progressEventEmitter.emitNowIfCurrent(new DefaultDeprecatedUsageProgressDetails(usage, diagnostics));
        }
    }

    public void reset() {
        problemStream = NoOpProblemDiagnosticsFactory.EMPTY_STREAM;
        progressEventEmitter = null;