UIKit iOS 12.1 to 12.2 API Differences

UIFontDescriptor.h

Added UIFontDescriptorSystemDesign

UIGuidedAccess.h

Added UIGuidedAccessErrorDomain

Added UIGuidedAccessErrorCode

Added UIGuidedAccessErrorPermissionDenied

Added UIGuidedAccessErrorFailed

Added UIGuidedAccessAccessibilityFeature

Added UIGuidedAccessAccessibilityFeatureVoiceOver

Added UIGuidedAccessAccessibilityFeatureZoom

Added UIGuidedAccessAccessibilityFeatureAssistiveTouch

Added UIGuidedAccessAccessibilityFeatureInvertColors

Added UIGuidedAccessAccessibilityFeatureGrayscaleDisplay

Added UIGuidedAccessConfigureAccessibilityFeatures()