s/\bArc\b/ARC/g for ARC related code.

chrome/browser/chromeos/policy/dm_token_storage.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 CHROME_BROWSER_CHROMEOS_POLICY_DM_TOKEN_STORAGE_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_DM_TOKEN_STORAGE_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 
 class PrefRegistrySimple;
 class PrefService;
 
 namespace policy {
 
 // Helper class to store/retrieve DM token to/from the local state. This is
 // needed for Active Directory management because AD devices lacks DM token in
-// the policies. DM token will be used in the future for ARC++ integration.
+// the policies. DM token will be used in the future for ARC integration.
 //
 // Note that requests must be made from the UI thread because SystemSaltGetter
 // calls CryptohomeClient which must be called from the UI thread.
 class DMTokenStorage {
  public:
   using StoreCallback = base::OnceCallback<void(bool success)>;
   using RetrieveCallback =
       base::OnceCallback<void(const std::string& dm_token)>;
 
   explicit DMTokenStorage(PrefService* local_state);
@@ skipping 46 matching lines @@
   // Stored |dm_token| while waiting for system salt.
   std::string dm_token_;
   StoreCallback store_callback_;
   std::vector<RetrieveCallback> retrieve_callbacks_;
   base::WeakPtrFactory<DMTokenStorage> weak_ptr_factory_;
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_DM_TOKEN_STORAGE_H_