More refined event logging in solver_impl.cc

Change-Id: Ie3061c921c006d2600d16185c690f52ccf816f68
diff --git a/internal/ceres/solver_impl.cc b/internal/ceres/solver_impl.cc
index 9b56f28..a070ce6 100644
--- a/internal/ceres/solver_impl.cc
+++ b/internal/ceres/solver_impl.cc
@@ -256,6 +256,7 @@
 
   minimizer_options.evaluator = evaluator;
   scoped_ptr<SparseMatrix> jacobian(evaluator->CreateJacobian());
+
   minimizer_options.jacobian = jacobian.get();
   minimizer_options.inner_iteration_minimizer = inner_iteration_minimizer;
 
@@ -414,6 +415,7 @@
   event_logger.AddEvent("InitialEvaluate");
 
   original_program->SetParameterBlockStatePtrsToUserStatePtrs();
+  event_logger.AddEvent("SetParameterBlockPtrs");
 
   // If the user requests gradient checking, construct a new
   // ProblemImpl by wrapping the CostFunctions of problem_impl inside
@@ -438,8 +440,10 @@
       LOG(ERROR) << summary->error;
       return;
     }
+    event_logger.AddEvent("CheckOrdering");
     options.linear_solver_ordering =
         new ParameterBlockOrdering(*original_options.linear_solver_ordering);
+    event_logger.AddEvent("CopyOrdering");
   } else {
     options.linear_solver_ordering = new ParameterBlockOrdering;
     const ProblemImpl::ParameterMap& parameter_map =
@@ -449,10 +453,9 @@
          ++it) {
       options.linear_solver_ordering->AddElementToGroup(it->first, 0);
     }
+    event_logger.AddEvent("ConstructOrdering");
   }
 
-  event_logger.AddEvent("ConstructOrdering");
-
   // Create the three objects needed to minimize: the transformed program, the
   // evaluator, and the linear solver.
   scoped_ptr<Program> reduced_program(CreateReducedProgram(&options,
@@ -589,7 +592,6 @@
   summary->preprocessor_time_in_seconds =
       minimizer_start_time - solver_start_time;
 
-  event_logger.AddEvent("FinalInit");
   // Run the optimization.
   TrustRegionMinimize(options,
                       reduced_program.get(),
@@ -1068,7 +1070,7 @@
     return NULL;
   }
 
-  event_logger.AddEvent("RemovedFixedBlocks");
+  event_logger.AddEvent("RemoveFixedBlocks");
 
   if (transformed_program->NumParameterBlocks() == 0) {
     if (transformed_program->NumResidualBlocks() > 0) {