Introduce SingleThreadTaskRunnerThreadMode

base/task_scheduler/task_scheduler_impl_unittest.cc

Index: base/task_scheduler/task_scheduler_impl_unittest.cc
diff --git a/base/task_scheduler/task_scheduler_impl_unittest.cc b/base/task_scheduler/task_scheduler_impl_unittest.cc
index cc71fdfa03bbd3b1d614bf8e9927fd1d40f7cbf0..cd52048595f1d742496e14832425ceb327445e89 100644
--- a/base/task_scheduler/task_scheduler_impl_unittest.cc
+++ b/base/task_scheduler/task_scheduler_impl_unittest.cc
@@ -391,7 +391,9 @@ TEST_F(TaskSchedulerImplTest, GetMaxConcurrentTasksWithTraitsDeprecated) {
 TEST_F(TaskSchedulerImplTest, SequencedRunsTasksOnCurrentThread) {
   StartTaskScheduler();
   auto single_thread_task_runner =
-      scheduler_.CreateSingleThreadTaskRunnerWithTraits(TaskTraits());
+      scheduler_.CreateSingleThreadTaskRunnerWithTraits(
+          TaskTraits(),
+          TaskScheduler::SingleThreadTaskRunnerThreadMode::SHARED);
   auto sequenced_task_runner =
       scheduler_.CreateSequencedTaskRunnerWithTraits(TaskTraits());
 
@@ -416,7 +418,9 @@ TEST_F(TaskSchedulerImplTest, SingleThreadRunsTasksOnCurrentThread) {
   auto sequenced_task_runner =
       scheduler_.CreateSequencedTaskRunnerWithTraits(TaskTraits());
   auto single_thread_task_runner =
-      scheduler_.CreateSingleThreadTaskRunnerWithTraits(TaskTraits());
+      scheduler_.CreateSingleThreadTaskRunnerWithTraits(
+          TaskTraits(),
+          TaskScheduler::SingleThreadTaskRunnerThreadMode::SHARED);
 
   WaitableEvent task_ran(WaitableEvent::ResetPolicy::MANUAL,
                          WaitableEvent::InitialState::NOT_SIGNALED);
@@ -435,8 +439,8 @@ TEST_F(TaskSchedulerImplTest, SingleThreadRunsTasksOnCurrentThread) {
 #if defined(OS_WIN)
 TEST_F(TaskSchedulerImplTest, COMSTATaskRunnersRunWithCOMSTA) {
   StartTaskScheduler();
-  auto com_sta_task_runner =
-      scheduler_.CreateCOMSTATaskRunnerWithTraits(TaskTraits());
+  auto com_sta_task_runner = scheduler_.CreateCOMSTATaskRunnerWithTraits(
+      TaskTraits(), TaskScheduler::SingleThreadTaskRunnerThreadMode::SHARED);
 
   WaitableEvent task_ran(WaitableEvent::ResetPolicy::MANUAL,
                          WaitableEvent::InitialState::NOT_SIGNALED);