decodeRect method
Implementation
void decodeRect(ffi.Pointer<CGRect> stret) {
_lib._objc_msgSend_useVariants1
? _lib._objc_msgSend_60_stret(stret, _id, _lib._sel_decodeRect1)
: stret.ref = _lib._objc_msgSend_60(_id, _lib._sel_decodeRect1);
}