System/Library/PrivateFrameworks/MetricsKit.framework

MTPerfUtils.h

NSObject
>
MTObject
>
MTUtils

@interface MTPerfUtils : MTUtils

- (id)DNSServersIPAddresses;
- (id)loadUrlMeasurementWithURLSessionTaskMetrics:(id)a0;
- (id)loadUrlMeasurementWithURLSessionTaskTransactionMetrics:(id)a0;

@end