Cleanup: better session restore UI.

chrome/common/pref_names.h

 // 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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 #pragma once
 
@@ skipping 687 matching lines @@
 
 extern const char kUserCreatedLoginItem[];
 extern const char kBackgroundModeEnabled[];
 
 extern const char kDevicePolicyRefreshRate[];
 extern const char kUserPolicyRefreshRate[];
 
 extern const char kRecoveryComponentVersion[];
 extern const char kComponentUpdaterState[];
 
-extern const char kRestoreSessionStateDialogShown[];
-
 extern const char kWebIntentsEnabled[];
 
 extern const char kMediaGalleryUniqueId[];
 extern const char kMediaGalleryRememberedGalleries[];
 
 #if defined(USE_AURA)
 extern const char kShelfAutoHideBehavior[];
 extern const char kUseDefaultPinnedApps[];
 extern const char kPinnedLauncherApps[];
 
@@ skipping 22 matching lines @@
 extern const char kNetworkProfileWarningsLeft[];
 extern const char kNetworkProfileLastWarningTime[];
 
 #if defined(OS_MACOSX)
 extern const char kMacLeopardObsoleteInfobarLastShown[];
 #endif  // defined(OS_MACOSX)
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_