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

third_party/libaddressinput/chromium/chrome_storage_impl.cc

 // 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.
 
 #include "third_party/libaddressinput/chromium/chrome_storage_impl.h"
 
 #include <utility>
 
 #include "base/memory/scoped_ptr.h"
+#include "base/prefs/writeable_pref_store.h"
 #include "base/values.h"
-#include "components/prefs/writeable_pref_store.h"
 #include "third_party/libaddressinput/chromium/fallback_data_store.h"
 
 namespace autofill {
 
 ChromeStorageImpl::ChromeStorageImpl(WriteablePrefStore* store)
     : backing_store_(store),
       scoped_observer_(this) {
   scoped_observer_.Add(backing_store_);
 }
 
@@ skipping 43 matching lines @@
     data_ready(false, key, NULL);
   }
 }
 
 ChromeStorageImpl::Request::Request(const std::string& key,
                                     const Callback& callback)
     : key(key),
       callback(callback) {}
 
 }  // namespace autofill