SafariServices macOS 10.13.2 to 10.13.4 API Differences

SFFoundation.h
Added #def SF_AVAILABLE_MAC_SAFARI_11_1
Added #def SF_CLASS_AVAILABLE_MAC_SAFARI_11_1
SFSafariExtensionHandling.h
SFSafariTab.h
Declaration
From- (void)activateWithCompletionHandler:(nullable void (^)())completionHandler
To- (void)activateWithCompletionHandler:(nullable void (^)(void))completionHandler