Suppress sequence checks in SyncFileSystem on the shutdown phase

chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc

Index: chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc
diff --git a/chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc b/chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc
index cd24f6ec2a547072260b202c3ec6471c9a80c86d..cf01a067f3d03f5ff916f189bab95b609a6b6e35 100644
--- a/chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc
+++ b/chrome/browser/sync_file_system/drive_backend/sync_task_manager_unittest.cc
@@ -62,7 +62,8 @@ class TaskManagerClient
         last_operation_status_(SYNC_STATUS_OK) {
     task_manager_.reset(new SyncTaskManager(
         AsWeakPtr(), maximum_background_task,
-        base::ThreadTaskRunnerHandle::Get()));
+        base::ThreadTaskRunnerHandle::Get(),
+        nullptr /* worker_pool */));
     task_manager_->Initialize(SYNC_STATUS_OK);
     base::MessageLoop::current()->RunUntilIdle();
     maybe_schedule_next_task_count_ = 0;
@@ -392,7 +393,8 @@ TEST(SyncTaskManagerTest, ScheduleAndCancelSyncTask) {
   {
     SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                  0 /* maximum_background_task */,
-                                 base::ThreadTaskRunnerHandle::Get());
+                                 base::ThreadTaskRunnerHandle::Get(),
+                                 nullptr /* worker_pool */);
     task_manager.Initialize(SYNC_STATUS_OK);
     message_loop.RunUntilIdle();
     task_manager.ScheduleSyncTask(
@@ -414,7 +416,8 @@ TEST(SyncTaskManagerTest, ScheduleTaskAtPriority) {
   base::MessageLoop message_loop;
   SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                0 /* maximum_background_task */,
-                               base::ThreadTaskRunnerHandle::Get());
+                               base::ThreadTaskRunnerHandle::Get(),
+                               nullptr /* worker_pool */);
   task_manager.Initialize(SYNC_STATUS_OK);
   message_loop.RunUntilIdle();
 
@@ -475,7 +478,8 @@ TEST(SyncTaskManagerTest, BackgroundTask_Sequential) {
   base::MessageLoop message_loop;
   SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                10 /* maximum_background_task */,
-                               base::ThreadTaskRunnerHandle::Get());
+                               base::ThreadTaskRunnerHandle::Get(),
+                               nullptr /* worker_pool */);
   task_manager.Initialize(SYNC_STATUS_OK);
 
   SyncStatusCode status = SYNC_STATUS_FAILED;
@@ -516,7 +520,8 @@ TEST(SyncTaskManagerTest, BackgroundTask_Parallel) {
   base::MessageLoop message_loop;
   SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                10 /* maximum_background_task */,
-                               base::ThreadTaskRunnerHandle::Get());
+                               base::ThreadTaskRunnerHandle::Get(),
+                               nullptr /* worker_pool */);
   task_manager.Initialize(SYNC_STATUS_OK);
 
   SyncStatusCode status = SYNC_STATUS_FAILED;
@@ -557,7 +562,8 @@ TEST(SyncTaskManagerTest, BackgroundTask_Throttled) {
   base::MessageLoop message_loop;
   SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                2 /* maximum_background_task */,
-                               base::ThreadTaskRunnerHandle::Get());
+                               base::ThreadTaskRunnerHandle::Get(),
+                               nullptr /* worker_pool */);
   task_manager.Initialize(SYNC_STATUS_OK);
 
   SyncStatusCode status = SYNC_STATUS_FAILED;
@@ -598,7 +604,8 @@ TEST(SyncTaskManagerTest, UpdateTaskBlocker) {
   base::MessageLoop message_loop;
   SyncTaskManager task_manager(base::WeakPtr<SyncTaskManager::Client>(),
                                10 /* maximum_background_task */,
-                               base::ThreadTaskRunnerHandle::Get());
+                               base::ThreadTaskRunnerHandle::Get(),
+                               nullptr /* worker_pool */);
   task_manager.Initialize(SYNC_STATUS_OK);
 
   SyncStatusCode status1 = SYNC_STATUS_FAILED;