Remove TaskScheduler::CreateAndSetDefaultTaskScheduler().

base/task_scheduler/task_scheduler.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.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 53 matching lines @@
         kSuggestedReclaimTime},
        {StandbyThreadPolicy::LAZY, kForegroundBlockingMaxThreads,
         kSuggestedReclaimTime}});
 }
 #endif  // !defined(OS_NACL)
 
 void TaskScheduler::Create(StringPiece name) {
   SetInstance(MakeUnique<internal::TaskSchedulerImpl>(name));
 }
 
-void TaskScheduler::CreateAndSetDefaultTaskScheduler(
-    StringPiece name,
-    const InitParams& init_params) {
-  Create(name);
-  GetInstance()->Start(init_params);
-}
-
 // static
 void TaskScheduler::SetInstance(std::unique_ptr<TaskScheduler> task_scheduler) {
   delete g_task_scheduler;
   g_task_scheduler = task_scheduler.release();
 }
 
 // static
 TaskScheduler* TaskScheduler::GetInstance() {
   return g_task_scheduler;
 }
 
 }  // namespace base