Introduce SingleThreadTaskRunnerThreadMode

base/task_scheduler/task_scheduler_impl.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/task_scheduler/task_scheduler_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 130 matching lines @@
 
 scoped_refptr<SequencedTaskRunner>
 TaskSchedulerImpl::CreateSequencedTaskRunnerWithTraits(
     const TaskTraits& traits) {
   return GetWorkerPoolForTraits(traits)->CreateSequencedTaskRunnerWithTraits(
       traits);
 }
 
 scoped_refptr<SingleThreadTaskRunner>
 TaskSchedulerImpl::CreateSingleThreadTaskRunnerWithTraits(
-    const TaskTraits& traits) {
+    const TaskTraits& traits,
+    SingleThreadTaskRunnerThreadMode thread_mode) {
   const auto& environment_params =
       kEnvironmentParams[GetEnvironmentIndexForTraits(traits)];
   return single_thread_task_runner_manager_
       .CreateSingleThreadTaskRunnerWithTraits(
           name_ + environment_params.name_suffix,
           environment_params.priority_hint, traits);
 }
 
 #if defined(OS_WIN)
 scoped_refptr<SingleThreadTaskRunner>
-TaskSchedulerImpl::CreateCOMSTATaskRunnerWithTraits(const TaskTraits& traits) {
+TaskSchedulerImpl::CreateCOMSTATaskRunnerWithTraits(
+    const TaskTraits& traits,
+    SingleThreadTaskRunnerThreadMode thread_mode) {
   const auto& environment_params =
       kEnvironmentParams[GetEnvironmentIndexForTraits(traits)];
   return single_thread_task_runner_manager_.CreateCOMSTATaskRunnerWithTraits(
       environment_params.name_suffix, environment_params.priority_hint, traits);
 }
 #endif  // defined(OS_WIN)
 
 std::vector<const HistogramBase*> TaskSchedulerImpl::GetHistograms() const {
   std::vector<const HistogramBase*> histograms;
   for (const auto& worker_pool : worker_pools_)
@@ skipping 47 matching lines @@
   // in |sequence|.
   const TaskTraits traits =
       sequence->PeekTaskTraits().WithPriority(sort_key.priority());
 
   GetWorkerPoolForTraits(traits)->ReEnqueueSequence(std::move(sequence),
                                                     sort_key);
 }
 
 }  // namespace internal
 }  // namespace base