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

components/scheduler/test/lazy_scheduler_message_loop_delegate_for_tests.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_TEST_LAZY_SCHEDULER_MESSAGE_LOOP_DELEGATE_FOR_TESTS_H_
 #define COMPONENTS_SCHEDULER_TEST_LAZY_SCHEDULER_MESSAGE_LOOP_DELEGATE_FOR_TESTS_H_
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/time/tick_clock.h"
 #include "components/scheduler/child/scheduler_tqm_delegate.h"
 
 namespace scheduler {
 
 // This class connects the scheduler to a MessageLoop, but unlike
 // SchedulerMessageLoopDelegate it allows the message loop to be created lazily
 // after the scheduler has been brought up. This is needed in testing scenarios
 // where Blink is initialized before a MessageLoop has been created.
@@ skipping 32 matching lines @@
   mutable scoped_refptr<base::SingleThreadTaskRunner> pending_task_runner_;
   mutable scoped_refptr<base::SingleThreadTaskRunner> original_task_runner_;
   scoped_ptr<base::TickClock> time_source_;
 
   DISALLOW_COPY_AND_ASSIGN(LazySchedulerMessageLoopDelegateForTests);
 };
 
 }  // namespace scheduler
 
 #endif  // COMPONENTS_SCHEDULER_TEST_LAZY_SCHEDULER_MESSAGE_LOOP_DELEGATE_FOR_TESTS_H_