Fix a bunch of IWYU violators that don't include scoped_ptr.h

components/scheduler/base/task_queue_manager_delegate_for_test.h

 // Copyright 2015 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.
 
 #ifndef COMPONENTS_SCHEDULER_BASE_TASK_QUEUE_MANAGER_DELEGATE_FOR_TEST_H_
 #define COMPONENTS_SCHEDULER_BASE_TASK_QUEUE_MANAGER_DELEGATE_FOR_TEST_H_
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/time/tick_clock.h"
 #include "components/scheduler/base/task_queue_manager_delegate.h"
 
 namespace scheduler {
 
 class TaskQueueManagerDelegateForTest : public TaskQueueManagerDelegate {
  public:
   static scoped_refptr<TaskQueueManagerDelegateForTest> Create(
       scoped_refptr<base::SingleThreadTaskRunner> task_runner,
       scoped_ptr<base::TickClock> time_source);
@@ skipping 18 matching lines @@
  private:
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   scoped_ptr<base::TickClock> time_source_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskQueueManagerDelegateForTest);
 };
 
 }  // namespace scheduler
 
 #endif  // COMPONENTS_SCHEDULER_BASE_TASK_QUEUE_MANAGER_DELEGATE_FOR_TEST_H_