Hide Night Light behind a flag

chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc

 // Copyright 2015 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/ui/webui/settings/md_settings_localized_strings_provider.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/i18n/number_formatting.h"
@@ skipping 17 matching lines @@
 #include "components/google/core/browser/google_util.h"
 #include "components/password_manager/core/browser/password_manager_constants.h"
 #include "components/safe_browsing/common/safe_browsing_prefs.h"
 #include "components/strings/grit/components_strings.h"
 #include "components/subresource_filter/core/browser/subresource_filter_features.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if defined(OS_CHROMEOS)
 #include "ash/system/devicetype_utils.h"
+#include "ash/system/night_light/night_light_controller.h"
 #include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos.h"
 #include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos_factory.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/ui/webui/chromeos/network_element_localized_strings_provider.h"
 #include "chrome/browser/ui/webui/chromeos/ui_account_tweaks.h"
 #include "chromeos/chromeos_switches.h"
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_manager.h"
 #include "ui/display/display_switches.h"
@@ skipping 644 matching lines @@
                           arraysize(display_strings));
   html_source->AddBoolean("unifiedDesktopAvailable",
                           base::CommandLine::ForCurrentProcess()->HasSwitch(
                               ::switches::kEnableUnifiedDesktop));
 
   html_source->AddBoolean(
       "enableTouchCalibrationSetting",
       base::CommandLine::ForCurrentProcess()->HasSwitch(
           chromeos::switches::kEnableTouchCalibrationSetting));
 
+  html_source->AddBoolean("nightLightFeatureEnabled",
+                          ash::NightLightController::IsFeatureEnabled());
+
   LocalizedString storage_strings[] = {
       {"storageTitle", IDS_SETTINGS_STORAGE_TITLE},
       {"storageItemInUse", IDS_SETTINGS_STORAGE_ITEM_IN_USE},
       {"storageItemAvailable", IDS_SETTINGS_STORAGE_ITEM_AVAILABLE},
       {"storageItemDownloads", IDS_SETTINGS_STORAGE_ITEM_DOWNLOADS},
       {"storageItemDriveCache", IDS_SETTINGS_STORAGE_ITEM_DRIVE_CACHE},
       {"storageItemBrowsingData", IDS_SETTINGS_STORAGE_ITEM_BROWSING_DATA},
       {"storageItemAndroid", IDS_SETTINGS_STORAGE_ITEM_ANDROID},
       {"storageItemOtherUsers", IDS_SETTINGS_STORAGE_ITEM_OTHER_USERS},
       {"storageSizeComputing", IDS_SETTINGS_STORAGE_SIZE_CALCULATING},
@@ skipping 1436 matching lines @@
 
 #if defined(OS_CHROMEOS)
   chromeos::network_element::AddLocalizedStrings(html_source);
 #endif
   policy_indicator::AddLocalizedStrings(html_source);
 
   html_source->SetJsonPath(kLocalizedStringsFile);
 }
 
 }  // namespace settings