Fix typos in the documentation for EvaluationCallback
https: //github.com/ceres-solver/ceres-solver/issues/953
Change-Id: I6631c152f794c9492e527ceff11d7d9e598b92f8
diff --git a/docs/source/nnls_modeling.rst b/docs/source/nnls_modeling.rst
index 86472c2..4b558dd 100644
--- a/docs/source/nnls_modeling.rst
+++ b/docs/source/nnls_modeling.rst
@@ -2433,7 +2433,7 @@
class EvaluationCallback {
public:
- virtual ~EvaluationCallback() = default;
+ virtual ~EvaluationCallback();
virtual void PrepareForEvaluation(bool evaluate_jacobians,
bool new_evaluation_point) = 0;
};