Do not create login items if the user deleted a previous one.

chrome/common/pref_names.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/common/pref_names.h"
 
 #include "base/basictypes.h"
 
 namespace prefs {
 
@@ skipping 1903 matching lines @@
     "profile.managed_notifications_allowed_for_urls";
 const char kManagedNotificationsBlockedForUrls[] =
     "profile.managed_notifications_blocked_for_urls";
 const char kManagedAutoSelectCertificateForUrls[] =
     "profile.managed_auto_select_certificate_for_urls";
 
 // Set to true if the user created a login item so we should not modify it when
 // uninstalling background apps.
 const char kUserCreatedLoginItem[] = "background_mode.user_created_login_item";
 
+// Set to true if the user removed our login item so we should not create a new
+// one when uninstalling background apps.
+const char kUserRemovedLoginItem[] = "background_mode.user_removed_login_item";
+
 // Set to true if background mode is enabled on this browser.
 const char kBackgroundModeEnabled[] = "background_mode.enabled";
 
 // List of protocol handlers.
 const char kRegisteredProtocolHandlers[] =
   "custom_handlers.registered_protocol_handlers";
 
 // List of protocol handlers the user has requested not to be asked about again.
 const char kIgnoredProtocolHandlers[] =
   "custom_handlers.ignored_protocol_handlers";
@@ skipping 87 matching lines @@
 const char kNetworkProfileLastWarningTime[] =
     "network_profile.last_warning_time";
 
 #if defined(OS_MACOSX)
 // A timestamp of when the obsolete OS infobar was last shown to a user on 10.5.
 const char kMacLeopardObsoleteInfobarLastShown[] =
     "mac_105_obsolete_infobar_last_shown";
 #endif  // defined(OS_MACOSX)
 
 }  // namespace prefs