System/Library/PrivateFrameworks/VoiceTriggerUI.framework

VTUIProximityView.h

NSObject
>
UIResponder
>
UIView

@interface VTUIProximityView : UIView

- (BOOL)_shouldUsePhoneLandscapeLayoutForSize:(struct CGSize { double x0; double x1; })a0;
- (void)updateContainerConstraintsForOrientationChangeToSize:(struct CGSize { double x0; double x1; })a0;

@end