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

components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc

 // 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.
 
 #include "components/filesystem/public/cpp/prefs/filesystem_json_pref_store.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
+#include "base/prefs/pref_filter.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/task_runner_util.h"
 #include "base/time/default_clock.h"
 #include "base/values.h"
-#include "components/prefs/pref_filter.h"
 #include "mojo/common/common_type_converters.h"
 
 namespace filesystem {
 
 // Result returned from internal read tasks.
 struct FilesystemJsonPrefStore::ReadResult {
  public:
   ReadResult();
   ~ReadResult();
 
@@ skipping 375 matching lines @@
           reinterpret_cast<char*>(&contents.front()), contents.size()));
       read_result->value = deserializer.Deserialize(&error_code, &error_msg);
       read_result->error = HandleReadErrors(read_result->value.get());
     }
   }
 
   OnFileRead(std::move(read_result));
 }
 
 }  // namespace filesystem