Allow manifest handlers to declare keys they depend on that must be parsed before them.

chrome/browser/extensions/api/commands/command_service.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/extensions/api/commands/command_service.h"
 
 #include "base/lazy_instance.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/commands/commands.h"
@@ skipping 29 matching lines @@
 
 // static
 void CommandService::RegisterUserPrefs(PrefServiceSyncable* user_prefs) {
   user_prefs->RegisterDictionaryPref(prefs::kExtensionCommands,
                                      PrefServiceSyncable::SYNCABLE_PREF);
 }
 
 CommandService::CommandService(Profile* profile)
     : profile_(profile) {
   ManifestHandler::Register(extension_manifest_keys::kCommands,
-                            new CommandsHandler);
+                            make_linked_ptr(new CommandsHandler));
 
   ExtensionFunctionRegistry::GetInstance()->
       RegisterFunction<GetAllCommandsFunction>();
 
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_INSTALLED,
       content::Source<Profile>(profile));
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNINSTALLED,
       content::Source<Profile>(profile));
 }
 
@@ skipping 296 matching lines @@
     return false;
 
   *command = *requested_command;
   if (shortcut_assigned.key_code() != ui::VKEY_UNKNOWN)
     command->set_accelerator(shortcut_assigned);
 
   return true;
 }
 
 }  // namespace extensions