Correct const accessors in base/values.(h|cc)

chrome/browser/chromeos/cros/certificate_pattern.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 "chrome/browser/chromeos/cros/certificate_pattern.h"
 
 #include <algorithm>
 #include <list>
 #include <string>
 #include <vector>
@@ skipping 298 matching lines @@
 
   if (!subject_.Empty())
     dict->Set(kSubjectKey, subject_.CreateAsDictionary());
 
   if (!enrollment_uri_list_.empty())
     dict->Set(kEnrollmentUriKey, CreateListFromStrings(enrollment_uri_list_));
   return dict;
 }
 
 bool CertificatePattern::CopyFromDictionary(const DictionaryValue &dict) {
-  DictionaryValue* child_dict = NULL;
-  ListValue* child_list = NULL;
+  const DictionaryValue* child_dict = NULL;
+  const ListValue* child_list = NULL;
   Clear();
 
   // All of these are optional.
   if (dict.GetList(kIssuerCaRefKey, &child_list) && child_list) {
     if (!GetAsListOfStrings(*child_list, &issuer_ca_ref_list_))
       return false;
   }
   if (dict.GetDictionary(kIssuerKey, &child_dict) && child_dict) {
     if (!issuer_.CopyFromDictionary(*child_dict))
       return false;
@@ skipping 12 matching lines @@
   // If we didn't copy anything from the dictionary, then it had better be
   // empty.
   DCHECK(dict.empty() == Empty());
   if (dict.empty() != Empty())
     return false;
 
   return true;
 }
 
 }  // namespace chromeos