message: Fix build failure.
  Test Plan: Builds
  Reviewers: #tensorflow, davidn
diff: @@ -513,7 +513,7 @@ main {
  config.set_input_mapping({0, 1});
  config.set_resource_update_to_input_index({0, 1});
  - auto module_or_status = ParseHloString(hlo_string, config);
  + auto module_or_status = ParseAndReturnVerifiedModule(hlo_string, config);
  EXPECT_TRUE(module_or_status.ok());
  auto& module = module_or_status.ValueOrDie();
  @@ -530,11 +530,13 @@ main {
  PoplarCompiler compiler;
  - module = compiler.RunHloPasses(std::move(module), stream_executor, nullptr)
  + auto module_post_passes =
  + compiler.RunHloPasses(std::move(module), stream_executor, nullptr)
  .ConsumeValueOrDie();
  std::unique_ptr<Executable> executable =
  - compiler.RunBackend(std::move(module), stream_executor, nullptr)
  + compiler
  + .RunBackend(std::move(module_post_passes), stream_executor, nullptr)
  .ConsumeValueOrDie();
  PoplarExecutable* e = static_cast<PoplarExecutable*>(executable.get());
  