Remove the "Settings" packaged app

ui/app_list/app_list_menu.cc

Index: ui/app_list/app_list_menu.cc
diff --git a/ui/app_list/app_list_menu.cc b/ui/app_list/app_list_menu.cc
index 4f71d21a4c54f91f58ecac5c239ff1cfc02c251d..09922dc5430bbec5cb88ec3014c54de4ea0e7fe4 100644
--- a/ui/app_list/app_list_menu.cc
+++ b/ui/app_list/app_list_menu.cc
@@ -50,9 +50,6 @@ void AppListMenu::InitMenu() {
     menu_model_.AddSeparator(ui::NORMAL_SEPARATOR);
   }
 
-  menu_model_.AddItem(SHOW_SETTINGS, l10n_util::GetStringUTF16(
-      IDS_APP_LIST_OPEN_SETTINGS));
-
   menu_model_.AddItem(SHOW_HELP, l10n_util::GetStringUTF16(
       IDS_APP_LIST_HELP));
 
@@ -85,9 +82,6 @@ void AppListMenu::ExecuteCommand(int command_id, int event_flags) {
     return;
   }
   switch (command_id) {
-    case SHOW_SETTINGS:
-      delegate_->OpenSettings();
-      break;
     case SHOW_HELP:
       delegate_->OpenHelp();
       break;