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

chrome/browser/profiles/profile_info_cache.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/profiles/profile_info_cache.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/format_macros.h"
 #include "base/i18n/case_conversion.h"
@@ skipping 157 matching lines @@
 ProfileInfoCache::ProfileInfoCache(PrefService* prefs,
                                    const FilePath& user_data_dir)
     : prefs_(prefs),
       user_data_dir_(user_data_dir) {
   // Populate the cache
   const DictionaryValue* cache =
       prefs_->GetDictionary(prefs::kProfileInfoCache);
   for (DictionaryValue::key_iterator it = cache->begin_keys();
        it != cache->end_keys(); ++it) {
     std::string key = *it;
-    DictionaryValue* info = NULL;
+    const DictionaryValue* info = NULL;
     cache->GetDictionary(key, &info);
     string16 name;
     info->GetString(kNameKey, &name);
     sorted_keys_.insert(FindPositionForProfile(key, name), key);
   }
 }
 
 ProfileInfoCache::~ProfileInfoCache() {
   STLDeleteContainerPairSecondPointers(
       gaia_pictures_.begin(), gaia_pictures_.end());
@@ skipping 517 matching lines @@
   }
 
   return false;
 }
 
 const DictionaryValue* ProfileInfoCache::GetInfoForProfileAtIndex(
     size_t index) const {
   DCHECK_LT(index, GetNumberOfProfiles());
   const DictionaryValue* cache =
       prefs_->GetDictionary(prefs::kProfileInfoCache);
-  DictionaryValue* info = NULL;
+  const DictionaryValue* info = NULL;
   cache->GetDictionary(sorted_keys_[index], &info);
   return info;
 }
 
 void ProfileInfoCache::SetInfoForProfileAtIndex(size_t index,
                                                 DictionaryValue* info) {
   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
   DictionaryValue* cache = update.Get();
   cache->Set(sorted_keys_[index], info);
 
@@ skipping 48 matching lines @@
 // static
 std::vector<string16> ProfileInfoCache::GetProfileNames() {
   std::vector<string16> names;
   PrefService* local_state = g_browser_process->local_state();
   const DictionaryValue* cache = local_state->GetDictionary(
       prefs::kProfileInfoCache);
   string16 name;
   for (base::DictionaryValue::key_iterator it = cache->begin_keys();
        it != cache->end_keys();
        ++it) {
-    base::DictionaryValue* info = NULL;
+    const base::DictionaryValue* info = NULL;
     cache->GetDictionary(*it, &info);
     info->GetString(kNameKey, &name);
     names.push_back(name);
   }
   return names;
 }
 
 // static
 void ProfileInfoCache::RegisterPrefs(PrefService* prefs) {
   prefs->RegisterDictionaryPref(prefs::kProfileInfoCache);
 }