Cleanup: Better constify some strings in chrome/browser/{chromeos,extensions}.

chrome/browser/chromeos/settings/device_settings_provider.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/settings/device_settings_provider.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/logging.h"
@@ skipping 18 matching lines @@
 using google::protobuf::RepeatedField;
 using google::protobuf::RepeatedPtrField;
 
 namespace em = enterprise_management;
 
 namespace chromeos {
 
 namespace {
 
 // List of settings handled by the DeviceSettingsProvider.
-const char* kKnownSettings[] = {
+const char* const kKnownSettings[] = {
   kAccountsPrefAllowGuest,
   kAccountsPrefAllowNewUser,
   kAccountsPrefDeviceLocalAccounts,
   kAccountsPrefDeviceLocalAccountAutoLoginBailoutEnabled,
   kAccountsPrefDeviceLocalAccountAutoLoginDelay,
   kAccountsPrefDeviceLocalAccountAutoLoginId,
   kAccountsPrefDeviceLocalAccountPromptForNetworkWhenOffline,
   kAccountsPrefEphemeralUsersEnabled,
   kAccountsPrefShowUserNamesOnSignIn,
   kAccountsPrefSupervisedUsersEnabled,
@@ skipping 397 matching lines @@
     RetrieveCachedData();
   }
 }
 
 DeviceSettingsProvider::~DeviceSettingsProvider() {
   device_settings_service_->RemoveObserver(this);
 }
 
 // static
 bool DeviceSettingsProvider::IsDeviceSetting(const std::string& name) {
-  const char** end = kKnownSettings + arraysize(kKnownSettings);
+  const char* const* end = kKnownSettings + arraysize(kKnownSettings);
   return std::find(kKnownSettings, end, name) != end;
 }
 
 void DeviceSettingsProvider::DoSet(const std::string& path,
                                    const base::Value& in_value) {
   // Make sure that either the current user is the device owner or the
   // device doesn't have an owner yet.
   if (!(device_settings_service_->HasPrivateOwnerKey() ||
         ownership_status_ == DeviceSettingsService::OWNERSHIP_NONE)) {
     LOG(WARNING) << "Changing settings from non-owner, setting=" << path;
@@ skipping 541 matching lines @@
 void DeviceSettingsProvider::AttemptMigration() {
   if (device_settings_service_->HasPrivateOwnerKey()) {
     PrefValueMap::const_iterator i;
     for (i = migration_values_.begin(); i != migration_values_.end(); ++i)
       DoSet(i->first, *i->second);
     migration_values_.Clear();
   }
 }
 
 }  // namespace chromeos