small cleanup

ortools/base/top_n.h

@@ -254,7 +254,7 @@ const T& TopN<T, Cmp>::peek_bottom() {
   return elements_.front();
 }
 template <class T, class Cmp>
-std::vector<T> TopN<T, Cmp>::Take()  {
+std::vector<T> TopN<T, Cmp>::Take() {
   std::vector<T> out = std::move(elements_);
   if (state_ != State::HEAP_SORTED) {
     std::sort(out.begin(), out.end(), cmp_);

ortools/port/proto_utils.h

@@ -58,7 +58,7 @@ std::string ProtoEnumToString(ProtoEnumType enum_value) {
         "Invalid enum value of: ", enum_value, " for enum type: ",
         google::protobuf::GetEnumDescriptor<ProtoEnumType>()->name());
   }
-  return enum_value_descriptor->name();
+  return std::string(enum_value_descriptor->name());
 #endif  // !defined(__PORTABLE_PLATFORM__)
 }