Fix typo in LossFunctionWrapper sample code

Change-Id: Ideb47fe8d36b023ea13cf2c23b92871bea54fe58

include/ceres/loss_function.h

diff --git a/include/ceres/loss_function.h b/include/ceres/loss_function.h
index 7aabf7d..e48d953 100644
--- a/include/ceres/loss_function.h
+++ b/include/ceres/loss_function.h
@@ -374,7 +374,8 @@
 //    new AutoDiffCostFunction < UW_Camera_Mapper, 2, 9, 3>(
 //      new UW_Camera_Mapper(feature_x, feature_y));
 //
-//  LossFunctionWrapper* loss_function(new HuberLoss(1.0), TAKE_OWNERSHIP);
+//  LossFunctionWrapper* loss_function = new LossFunctionWrapper(
+//    new HuberLoss(1.0), TAKE_OWNERSHIP);
 //
 //  problem.AddResidualBlock(cost_function, loss_function, parameters);
 //