Add pref to enable/disable palette tray.

chrome/browser/ui/webui/options/chromeos/options_note_handler.cc

Index: chrome/browser/ui/webui/options/chromeos/options_note_handler.cc
diff --git a/chrome/browser/ui/webui/options/chromeos/options_note_handler.cc b/chrome/browser/ui/webui/options/chromeos/options_note_handler.cc
index a38250769be735b48c050d7211578a3e09f9555c..2a1b87f157c052ec5baeb288be54093610d080d5 100644
--- a/chrome/browser/ui/webui/options/chromeos/options_note_handler.cc
+++ b/chrome/browser/ui/webui/options/chromeos/options_note_handler.cc
@@ -25,13 +25,17 @@ void OptionsNoteHandler::GetLocalizedValues(
       "noteSettingsButtonTitle",
       l10n_util::GetStringUTF16(IDS_OPTIONS_NOTE_TITLE));
   localized_strings->SetString(
+      "noteEnableAshPalette",
+      l10n_util::GetStringUTF16(IDS_SETTINGS_NOTE_ENABLE_ASH_PALETTE));
+  localized_strings->SetString(
       "noteDefaultAppAutoLaunch",
       l10n_util::GetStringUTF16(IDS_SETTINGS_NOTE_DEFAULT_APP_AUTO_LAUNCH));
   localized_strings->SetString(
       "noteFindMoreApps",
       l10n_util::GetStringUTF16(IDS_SETTINGS_NOTE_FIND_MORE_APPS));
 
-  localized_strings->SetBoolean("showNoteSettings", ash::IsPaletteEnabled());
+  localized_strings->SetBoolean("showNoteSettings",
+                                ash::IsPaletteFeatureEnabled());
 }
 
 void OptionsNoteHandler::InitializePage() {}