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

components/favicon/core/favicon_driver_impl.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_FAVICON_CORE_FAVICON_DRIVER_IMPL_H_
 #define COMPONENTS_FAVICON_CORE_FAVICON_DRIVER_IMPL_H_
 
 #include <vector>
 
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "components/favicon/core/favicon_driver.h"
 
 class GURL;
 class SkBitmap;
 
 namespace bookmarks {
 class BookmarkModel;
 }
 
 namespace gfx {
@@ skipping 68 matching lines @@
   // |touch_icon_handler_| may be null depending on the platform and variations.
   scoped_ptr<FaviconHandler> favicon_handler_;
   scoped_ptr<FaviconHandler> touch_icon_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(FaviconDriverImpl);
 };
 
 }  // namespace favicon
 
 #endif  // COMPONENTS_FAVICON_CORE_FAVICON_DRIVER_IMPL_H_