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

content/gpu/in_process_gpu_thread.h

 // Copyright 2013 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_GPU_IN_PROCESS_GPU_THREAD_H_
 #define CONTENT_GPU_IN_PROCESS_GPU_THREAD_H_
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/threading/thread.h"
 #include "content/common/content_export.h"
 #include "content/common/in_process_child_thread_params.h"
 #include "gpu/command_buffer/service/gpu_preferences.h"
 
 namespace gpu {
 struct GpuPreferences;
 class SyncPointManager;
 }
 
@@ skipping 34 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(InProcessGpuThread);
 };
 
 CONTENT_EXPORT base::Thread* CreateInProcessGpuThread(
     const InProcessChildThreadParams& params,
     const gpu::GpuPreferences& gpu_preferences);
 
 }  // namespace content
 
 #endif  // CONTENT_GPU_IN_PROCESS_GPU_THREAD_H_