[Sync] Generalize StringOrdinal to handle ordinal_in_parent field

chrome/browser/extensions/unpacked_installer.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/unpacked_installer.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_install_ui.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/permissions_updater.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_file_util.h"
-#include "chrome/common/string_ordinal.h"
+#include "sync/api/string_ordinal.h"
 
 using content::BrowserThread;
 using extensions::Extension;
 
 namespace {
 
 const char kUnpackedExtensionsBlacklistedError[] =
     "Loading of unpacked extensions is disabled by the administrator.";
 
 // Manages an ExtensionInstallPrompt for a particular extension.
@@ skipping 31 matching lines @@
 
 void SimpleExtensionLoadPrompt::ShowPrompt() {
   install_ui_->ConfirmInstall(this, extension_);
 }
 
 void SimpleExtensionLoadPrompt::InstallUIProceed() {
   if (service_weak_.get()) {
     extensions::PermissionsUpdater perms_updater(service_weak_->profile());
     perms_updater.GrantActivePermissions(extension_, false);
     service_weak_->OnExtensionInstalled(
-        extension_, false, StringOrdinal());  // Not from web store.
+        extension_, false, syncer::StringOrdinal());  // Not from web store.
   }
   delete this;
 }
 
 void SimpleExtensionLoadPrompt::InstallUIAbort(bool user_initiated) {
   delete this;
 }
 
 }  // namespace
 
@@ skipping 149 matching lines @@
         service_weak_,
         extension);
     prompt->ShowPrompt();
     return;  // continues in SimpleExtensionLoadPrompt::InstallPrompt*
   }
 
   PermissionsUpdater perms_updater(service_weak_->profile());
   perms_updater.GrantActivePermissions(extension, false);
   service_weak_->OnExtensionInstalled(extension,
                                       false,  // Not from web store.
-                                      StringOrdinal());
+                                      syncer::StringOrdinal());
 }
 
 }  // namespace extensions