fix the non-compiling tests, thx to @csukuangfj

Author: jtrmal

src/fstext/trivial-factor-weight.h

@@ -390,7 +390,11 @@ class ArcIterator< TrivialFactorWeightFst<A, F> >
 template <class A, class F>
 inline void TrivialFactorWeightFst<A, F>::InitStateIterator(
     StateIteratorData<A> *data) const {
+#if OPENFST_VER >= 10803
+  data->base.reset(new StateIterator< TrivialFactorWeightFst<A, F> >(*this));
+#else
   data->base = new StateIterator< TrivialFactorWeightFst<A, F> >(*this);
+#endif
 }