Revert of Delete base/prefs and update callers to use components.

components/data_reduction_proxy/core/browser/data_reduction_proxy_compression_stats.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 COMPONENTS_DATA_REDUCTION_PROXY_CORE_BROWSER_DATA_REDUCTION_PROXY_COMPRESSION_STATS_H_
 #define COMPONENTS_DATA_REDUCTION_PROXY_CORE_BROWSER_DATA_REDUCTION_PROXY_COMPRESSION_STATS_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <string>
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
+#include "base/prefs/pref_change_registrar.h"
+#include "base/prefs/pref_member.h"
 #include "base/threading/thread_checker.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "components/data_reduction_proxy/core/browser/data_reduction_proxy_metrics.h"
 #include "components/data_reduction_proxy/core/browser/db_data_owner.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_pref_names.h"
 #include "components/data_reduction_proxy/proto/data_store.pb.h"
-#include "components/prefs/pref_change_registrar.h"
-#include "components/prefs/pref_member.h"
 #include "net/base/network_change_notifier.h"
 
 class PrefService;
 
 namespace base {
 class ListValue;
 class Value;
 }
 
 namespace data_reduction_proxy {
@@ skipping 223 matching lines @@
   base::ThreadChecker thread_checker_;
 
   base::WeakPtrFactory<DataReductionProxyCompressionStats> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DataReductionProxyCompressionStats);
 };
 
 }  // namespace data_reduction_proxy
 
 #endif  // COMPONENTS_DATA_REDUCTION_PROXY_CORE_BROWSER_DATA_REDUCTION_PROXY_COMPRESSION_STATS_H_