FBSDKChooseContextDialog
@interfaceFBSDKChooseContextDialog:FBSDKContextWebDialog
A dialog for the choose context through app switch
@interfaceFBSDKChooseContextDialog:FBSDKContextWebDialog
-(instancetype)initNS_UNAVAILABLE;
+(instancetype)newNS_UNAVAILABLE;
+(nonnullinstancetype)dialogWithContent:(nonnullFBSDKChooseContextContent*)contentdelegate:(nullableid<FBSDKContextDialogDelegate>)delegate;
convenienceinit(content:FBSDKChooseContextContent,delegate:ContextDialogDelegate?)
+(nonnullinstancetype)dialogWithContent:(nonnullFBSDKChooseContextContent*)contentdelegate:(nonnullid<FBSDKContextDialogDelegate>)delegateinternalUtility:(nonnullid<FBSDKInternalUtility>)internalUtility;