Minor cleanups.

Change-Id: Ida4866997deeaa1bc2cebd6b69313a05ac82e457
diff --git a/internal/ceres/schur_ordering.cc b/internal/ceres/schur_ordering.cc
index 0654724..49aacb1 100644
--- a/internal/ceres/schur_ordering.cc
+++ b/internal/ceres/schur_ordering.cc
@@ -63,8 +63,7 @@
 
   scoped_ptr<Graph< ParameterBlock*> > graph(
       CHECK_NOTNULL(CreateHessianGraph(program)));
-  int independent_set_size =
-      IndependentSetOrdering<ParameterBlock*>(*graph, ordering);
+  int independent_set_size = IndependentSetOrdering(*graph, ordering);
   const vector<ParameterBlock*>& parameter_blocks = program.parameter_blocks();
 
   // Add the excluded blocks to back of the ordering vector.