message: is_primary is not a function
diff: @@ -165,7 +165,7 @@ void add_initial_columns(Group& group, ObjectSchema const& object_schema)
  for (auto const& prop : object_schema.persisted_properties) {
  #if REALM_ENABLE_SYNC
  // The sync::create_table* functions create the PK column for us.
  - if (object_schema.primary_key.size() && prop.is_primary()) {
  + if (object_schema.primary_key.size() && prop.is_primary) {
  continue;
  }
  #endif // REALM_ENABLE_SYNC
  