Add Support to Get a COM STA Task Runner from the Task Scheduler API

base/task_scheduler/post_task.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/post_task.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/task_scheduler/task_scheduler.h"
@@ skipping 77 matching lines @@
 }
 
 scoped_refptr<SingleThreadTaskRunner> CreateSingleThreadTaskRunnerWithTraits(
     const TaskTraits& traits) {
   DCHECK(TaskScheduler::GetInstance())
       << "Ref. Prerequisite section of post_task.h";
   return TaskScheduler::GetInstance()->CreateSingleThreadTaskRunnerWithTraits(
       traits);
 }
 
+#if defined(OS_WIN)
+scoped_refptr<SingleThreadTaskRunner> CreateCOMSTATaskRunnerWithTraits(
+    const TaskTraits& traits) {
+  DCHECK(TaskScheduler::GetInstance())
+      << "Ref. Prerequisite section of post_task.h";
+  return TaskScheduler::GetInstance()->CreateCOMSTATaskRunnerWithTraits(traits);
+}
+#endif  // defined(OS_WIN)
+
 }  // namespace base