MD Settings: Display: Add unified desktop control and modify api

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

Index: chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc
diff --git a/chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc b/chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc
index 779a6882aced4e32e90a8a5392eb0b4cb268fc39..6bdbd6796cae33e3e1d054b20ac8f90db77b8bf1 100644
--- a/chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc
+++ b/chrome/browser/ui/webui/settings/md_settings_localized_strings_provider.cc
@@ -46,6 +46,7 @@
 #include "components/user_manager/user.h"
 #include "components/user_manager/user_manager.h"
 #include "ui/chromeos/strings/grit/ui_chromeos_strings.h"
+#include "ui/display/display_switches.h"
 #else
 #include "chrome/browser/ui/webui/settings/system_handler.h"
 #endif
@@ -636,6 +637,7 @@ void AddDeviceStrings(content::WebUIDataSource* html_source) {
       {"displayMirror", IDS_SETTINGS_DISPLAY_MIRROR},
       {"displayMirrorOff", IDS_SETTINGS_DISPLAY_MIRRORING_OFF},
       {"displayMirrorOn", IDS_SETTINGS_DISPLAY_MIRRORING_ON},
+      {"displayUnfiedDesktop", IDS_SETTINGS_DISPLAY_UNIFIED_DESKTOP},
       {"displayResolutionTitle", IDS_SETTINGS_DISPLAY_RESOLUTION_TITLE},
       {"displayResolutionText", IDS_SETTINGS_DISPLAY_RESOLUTION_TEXT},
       {"displayResolutionTextBest", IDS_SETTINGS_DISPLAY_RESOLUTION_TEXT_BEST},
@@ -661,6 +663,9 @@ void AddDeviceStrings(content::WebUIDataSource* html_source) {
   };
   AddLocalizedStringsBulk(html_source, display_strings,
                           arraysize(display_strings));
+  html_source->AddBoolean("unifiedDesktopAvailable",
+                          base::CommandLine::ForCurrentProcess()->HasSwitch(
+                              ::switches::kEnableUnifiedDesktop));
 
   html_source->AddBoolean(
       "enableTouchCalibrationSetting",