No longer relaunch into metro mode by default on touch devices.

chrome/browser/first_run/first_run.cc

Index: chrome/browser/first_run/first_run.cc
diff --git a/chrome/browser/first_run/first_run.cc b/chrome/browser/first_run/first_run.cc
index 8afa2812c545e20d8b43d0cf5e4854c4b9d6adfa..4ff2c5d18212eadb48aeafe777d8b1d640343ff9 100644
--- a/chrome/browser/first_run/first_run.cc
+++ b/chrome/browser/first_run/first_run.cc
@@ -621,12 +621,6 @@ void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
-bool RemoveSentinel() {
-  base::FilePath first_run_sentinel;
-  return internal::GetFirstRunSentinelFilePath(&first_run_sentinel) &&
-      base::DeleteFile(first_run_sentinel, false);
-}
-
 bool SetShowFirstRunBubblePref(FirstRunBubbleOptions show_bubble_option) {
   PrefService* local_state = g_browser_process->local_state();
   if (!local_state)