Disable sync promo when RestoreOnStartupURLs policy is used

chrome/browser/prefs/session_startup_pref.cc

 // Copyright (c) 2012 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/prefs/session_startup_pref.h"
 
 #include <string>
 
 #include "base/values.h"
 #include "chrome/browser/net/url_fixer_upper.h"
@@ skipping 184 matching lines @@
 // static
 bool SessionStartupPref::URLsAreManaged(PrefService* prefs) {
   DCHECK(prefs);
   const PrefService::Preference* pref_urls =
       prefs->FindPreference(prefs::kURLsToRestoreOnStartup);
   DCHECK(pref_urls);
   return pref_urls->IsManaged();
 }
 
 // static
+bool SessionStartupPref::TypeIsDefault(PrefService* prefs) {
+  DCHECK(prefs);
+  const PrefService::Preference* pref_restore =
+      prefs->FindPreference(prefs::kRestoreOnStartup);
+  DCHECK(pref_restore);
+  return pref_restore->IsDefaultValue();
+}
+
+// static
 SessionStartupPref::Type SessionStartupPref::PrefValueToType(int pref_value) {
   switch (pref_value) {
     case kPrefValueLast:     return SessionStartupPref::LAST;
     case kPrefValueURLs:     return SessionStartupPref::URLS;
     case kPrefValueHomePage: return SessionStartupPref::HOMEPAGE;
     default:                 return SessionStartupPref::DEFAULT;
   }
 }
 
 // static
@@ skipping 27 matching lines @@
   CHECK(prefs_watcher->GetBackupForPref(
             prefs::kURLsToRestoreOnStartup)->GetAsList(&url_list));
   URLListToPref(url_list, &backup_pref);
 
   return backup_pref;
 }
 
 SessionStartupPref::SessionStartupPref(Type type) : type(type) {}
 
 SessionStartupPref::~SessionStartupPref() {}