Call operator for objc.ObjCBlock<objc.CGRect Function(ffi.Pointer<ffi.Void>, objc.NSRange)>.
objc.ObjCBlock<objc.CGRect Function(ffi.Pointer<ffi.Void>, objc.NSRange)>
Available on ObjCBlock<CGRect Function(Pointer<Void>, NSRange)>, provided by the ObjCBlock_NSRect_ffiVoid_NSRange_CallExtension extension