Correct const accessors in base/values.(h|cc), Part II (ListValue)

chrome/browser/chromeos/cros/sms_watcher.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/sms_watcher.h"
 
 #include <algorithm>
 #include <deque>
 #include <string>
 #include <vector>
@@ skipping 165 matching lines @@
 
     DBusThreadManager::Get()->GetGsmSMSClient()->Delete(
         dbus_connection_, object_path_, index, base::Bind(&DeleteSMSCallback));
   }
 
   // Callback for List() method.
   void ListSMSCallback(const base::ListValue& result) {
     // List() is called only once; no one touches delete_queue_ before List().
     CHECK(delete_queue_.empty());
     for (size_t i = 0; i != result.GetSize(); ++i) {
-      base::DictionaryValue* sms_dictionary = NULL;
+      const base::DictionaryValue* sms_dictionary = NULL;
       if (!result.GetDictionary(i, &sms_dictionary)) {
         LOG(ERROR) << "result[" << i << "] is not a dictionary.";
         continue;
       }
       RunCallbackWithSMS(*sms_dictionary);
       double index = 0;
       if (sms_dictionary->GetDoubleWithoutPathExpansion(SMSWatcher::kIndexKey,
                                                         &index)) {
         delete_queue_.push_back(index);
       }
@@ skipping 203 matching lines @@
         new ModemManager1Watcher(device_path_, callback_, dbus_connection,
                                  dbus::ObjectPath(object_path_string)));
   } else {
     watcher_.reset(
         new GsmWatcher(device_path_, callback_, dbus_connection,
                        dbus::ObjectPath(object_path_string)));
   }
 }
 
 }  // namespace chromeos