System/Library/PrivateFrameworks/PhotosGraph.framework
PGLocationUtility.h
@interface PGLocationUtility : NSObject
+ (BOOL)coordinate:(struct CLLocationCoordinate2D { double x0; double x1; })a0 isCloseToCoordinate:(struct CLLocationCoordinate2D { double x0; double x1; })a1 threshold:(double)a2;
@end