| Index: components/sync/base/sync_prefs.h
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| diff --git a/components/sync/base/sync_prefs.h b/components/sync/base/sync_prefs.h
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| index 77bff6c88bb7b04ba0efbb46b9df127262ce5516..52701501c480269db7e21120660cf11944bc5e77 100644
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| --- a/components/sync/base/sync_prefs.h
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| +++ b/components/sync/base/sync_prefs.h
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| @@ -217,7 +217,7 @@ class SyncPrefs : NON_EXPORTED_BASE(public base::NonThreadSafe),
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|    //                                          APP_SETTINGS }
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|    //   pref_groups_[EXTENSIONS] = { EXTENSION_SETTINGS }
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|    // etc.
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| -  typedef std::map<ModelType, ModelTypeSet> PrefGroupsMap;
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| +  using PrefGroupsMap = std::map<ModelType, ModelTypeSet>;
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|    PrefGroupsMap pref_groups_;
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|  
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|    DISALLOW_COPY_AND_ASSIGN(SyncPrefs);
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| 
 |