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

content/renderer/devtools/v8_sampling_profiler.h

 // Copyright 2014 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 CONTENT_RENDERER_DEVTOOLS_V8_SAMPLING_PROFILER_H_
 #define CONTENT_RENDERER_DEVTOOLS_V8_SAMPLING_PROFILER_H_
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/trace_event/trace_log.h"
 #include "content/common/content_export.h"
 
 namespace content {
 
 class Sampler;
 class V8SamplingThread;
 
@@ skipping 20 matching lines @@
   scoped_ptr<V8SamplingThread> sampling_thread_;
   scoped_ptr<Sampler> render_thread_sampler_;
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(V8SamplingProfiler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_DEVTOOLS_V8_SAMPLING_PROFILER_H_