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

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

 // Copyright 2016 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_FILESYSTEM_PUBLIC_CPP_PREFS_FILESYSTEM_JSON_PREF_STORE_H_
 #define COMPONENTS_FILESYSTEM_PUBLIC_CPP_PREFS_FILESYSTEM_JSON_PREF_STORE_H_
 
 #include <stdint.h>
 
 #include <set>
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
+#include "base/prefs/base_prefs_export.h"
+#include "base/prefs/persistent_pref_store.h"
+#include "base/prefs/pref_filter.h"
 #include "base/threading/non_thread_safe.h"
 #include "components/filesystem/public/interfaces/directory.mojom.h"
 #include "components/filesystem/public/interfaces/file.mojom.h"
 #include "components/filesystem/public/interfaces/file_system.mojom.h"
 #include "components/filesystem/public/interfaces/types.mojom.h"
-#include "components/prefs/base_prefs_export.h"
-#include "components/prefs/persistent_pref_store.h"
-#include "components/prefs/pref_filter.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 class PrefFilter;
 
 namespace base {
 class Clock;
 class DictionaryValue;
 class FilePath;
 class JsonPrefStoreLossyWriteTest;
 class Value;
 }
 
 namespace filesystem {
 
 // A forked, hack'n'slashed copy of base::JsonPrefStore which writes its
 // preference data to the mojo filesystem instead of the real
 // filesystem. Unlike base::JsonPrefStore, this class can safely be used inside
 // a sandboxed process.
 //
-// In the long run, we'll want to replace the current PrefService code with
-// something very different, especially since this component hard punts on all
-// the hard things that the preference service does (enterprise management,
+// In the long run, we'll want to replace the current base::PrefService code
+// with something very different, especially since this component hard punts on
+// all the hard things that the preference service does (enterprise management,
 // parental controls, extension integration, etc.) and its interface is really
 // not optimal for a mojoified world--there are a few places where we assume
 // that writing to disk is synchronous...but it no longer is!
 //
 // Removing this class is a part of crbug.com/580652.
 class FilesystemJsonPrefStore
     : public PersistentPrefStore,
       public filesystem::FileSystemClient,
       public base::SupportsWeakPtr<FilesystemJsonPrefStore>,
       public base::NonThreadSafe {
@@ skipping 107 matching lines @@
   bool filtering_in_progress_;
   bool pending_lossy_write_;
   PrefReadError read_error_;
 
   DISALLOW_COPY_AND_ASSIGN(FilesystemJsonPrefStore);
 };
 
 }  // namespace filesystem
 
 #endif  // COMPONENTS_FILESYSTEM_PUBLIC_CPP_PREFS_FILESYSTEM_JSON_PREF_STORE_H_