message: Remove timing code from profiler
diff: @@ -14,9 +14,6 @@ limitations under the License.
  ==============================================================================*/
  #include "tensorflow/core/profiler/utils/event_span.h"
  -#include <chrono> // NOLINT
  -#include <ctime>
  -#include <thread> // NOLINT
  #include <vector>
  #include "absl/container/flat_hash_map.h"
  @@ -269,10 +266,7 @@ void CombineStepEvents(const StepEvents& src, StepEvents* dst) {
  // Converts from overlapped step-events to non-overlapped step-events.
  StepEvents ToNonOverlappedStepEvents(const StepEvents& overlapped_step_events) {
  - auto start_time = std::chrono::steady_clock::now();
  StepEvents non_overlapped_step_events;
  -
  - // We could parallelize the following loop if necessary.
  for (const auto& step_events : overlapped_step_events) {
  const auto& step_id = step_events.first;
  const auto& step_details = step_events.second;
  @@ -281,12 +275,6 @@ StepEvents ToNonOverlappedStepEvents(const StepEvents& overlapped_step_events) {
  *non_overlapped_step_events[step_id].MutableEvents() =
  ToNonOverlappedEvents(step_details.Events());
  }
  - auto end_time = std::chrono::steady_clock::now();
  - auto elapsed_time_us = std::chrono::duration_cast<std::chrono::microseconds>(
  - end_time - start_time);
  - double elapsed_time_ms = elapsed_time_us.count() / 1000.0;
  - LOG(INFO) << "Generation of step-events took " << elapsed_time_ms << " ms"
  - << std::endl;
  return non_overlapped_step_events;
  }
  