Cleanup: Remove unneeded scoped_ptr.h includes from ppapi, printing, remoting, and sync.

ppapi/shared_impl/private/ppb_host_resolver_shared.h

 // Copyright (c) 2012 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 PPAPI_SHARED_IMPL_PRIVATE_PPB_HOST_RESOLVER_SHARED_H_
 #define PPAPI_SHARED_IMPL_PRIVATE_PPB_HOST_RESOLVER_SHARED_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "ppapi/shared_impl/resource.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/ppb_host_resolver_private_api.h"
 
 namespace net {
 class AddressList;
 }
 
 namespace ppapi {
 
@@ skipping 52 matching lines @@
 
   std::string canonical_name_;
   NetAddressList net_address_list_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_HostResolver_Shared);
 };
 
 }  // namespace ppapi
 
 #endif  // PPAPI_SHARED_IMPL_PRIVATE_PPB_HOST_RESOLVER_SHARED_H_