This adds a "killed tab" page and pages reload when killed on ChromeOS

chrome/common/chrome_switches.h

 // Copyright (c) 2010 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.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 #pragma once
 
@@ skipping 261 matching lines @@
 extern const char kProcessType[];
 extern const char kProductVersion[];
 extern const char kProfileImportProcess[];
 extern const char kProxyAutoDetect[];
 extern const char kProxyBypassList[];
 extern const char kProxyPacUrl[];
 extern const char kProxyServer[];
 extern const char kPurgeMemoryButton[];
 extern const char kRecordMode[];
 extern const char kRegisterPepperPlugins[];
+extern const char kReloadKilledTabs[];
 extern const char kRemoteDebuggingPort[];
 extern const char kRemoteShellPort[];
 extern const char kRendererAssertTest[];
 extern const char kRendererCmdPrefix[];
 extern const char kRendererCrashTest[];
 extern const char kRendererProcess[];
 extern const char kRendererStartupDialog[];
 extern const char kRestoreLastSession[];
 extern const char kSafePlugins[];
 extern const char kSbInfoURLPrefix[];
@@ skipping 117 matching lines @@
 
 // Return true if the switches indicate the seccomp sandbox is enabled.
 bool SeccompSandboxEnabled();
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CHROME_COMMON_CHROME_SWITCHES_H_