Cleaned up the cost model manager collection code.

Change: 137279411

2 files changed, 0 insertions, 26 deletions

diff --git a/tensorflow/core/common_runtime/simple_graph_execution_state.cc b/tensorflow/core/common_runtime/simple_graph_execution_state.cc
index ff00ad5cfd..82d36b51b5 100644
--- a/tensorflow/core/common_runtime/simple_graph_execution_state.cc
+++ b/tensorflow/core/common_runtime/simple_graph_execution_state.cc
@@ -274,16 +274,6 @@ Status SimpleGraphExecutionState::InitBaseGraph(
   return Status::OK();
 }
 
-void SimpleGraphExecutionState::UpdateCostsFromStats(const StepStats& ss) {
-  mutex_lock l(mu_);
-  costs_.MergeFromStats(node_name_to_cost_id_map_, ss);
-}
-
-void SimpleGraphExecutionState::MergeCostsFromGlobal(CostModel* costs) {
-  mutex_lock l(mu_);
-  costs->MergeFromGlobal(costs_);
-}
-
 Status SimpleGraphExecutionState::BuildGraph(
     const BuildGraphOptions& options, std::unique_ptr<SimpleClientGraph>* out) {
   VLOG(1) << "BuildGraph";
diff --git a/tensorflow/core/common_runtime/simple_graph_execution_state.h b/tensorflow/core/common_runtime/simple_graph_execution_state.h
index 2a33d9e298..3b6ce23c75 100644
--- a/tensorflow/core/common_runtime/simple_graph_execution_state.h
+++ b/tensorflow/core/common_runtime/simple_graph_execution_state.h
@@ -133,22 +133,6 @@ class SimpleGraphExecutionState {
   Status BuildGraph(const BuildGraphOptions& options,
                     std::unique_ptr<SimpleClientGraph>* out);
 
-  // Sums execution statistics in "ss" into the CostModel.
-  void UpdateCostsFromStats(const StepStats& ss);
-
-  Microseconds TimeEstimate(const Node* n) {
-    mutex_lock l(mu_);  // could use reader lock
-    return costs_.TimeEstimate(n);
-  }
-
-  Bytes SizeEstimate(const Node* n, int output_slot) {
-    mutex_lock l(mu_);  // could use reader lock
-    return costs_.SizeEstimate(n, output_slot);
-  }
-
-  // Merge the cost model maintained by this graph_execution_state to 'costs'.
-  void MergeCostsFromGlobal(CostModel* costs);
-
   // The graph returned by BuildGraph may contain only the pruned
   // graph, whereas some clients may want access to the full graph.
   const Graph* full_graph() {