Convert app_launch_index and page_index from int to StringOrdinal.

chrome/browser/extensions/extension_service.cc

 // Copyright (c) 2011 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/extension_service.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 1991 matching lines @@
   for (size_t i = 0; i < extensions_.size(); ++i) {
     if (!extensions_[i]->is_theme() &&
         extensions_[i]->location() != Extension::COMPONENT)
       extension_ids.insert(extensions_[i]->id());
   }
 
   child_process_logging::SetActiveExtensions(extension_ids);
 }
 
 void ExtensionService::OnExtensionInstalled(
-    const Extension* extension, bool from_webstore, int page_index) {
+    const Extension* extension, bool from_webstore, StringOrdinal page_index) {
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   // Ensure extension is deleted unless we transfer ownership.
   scoped_refptr<const Extension> scoped_extension(extension);
   const std::string& id = extension->id();
   // Extensions installed by policy can't be disabled. So even if a previous
   // installation disabled the extension, make sure it is now enabled.
   bool initial_enable =
       !extension_prefs_->IsExtensionDisabled(id) ||
       !Extension::UserMayDisable(extension->location());
@@ skipping 468 matching lines @@
 
 ExtensionService::NaClModuleInfoList::iterator
     ExtensionService::FindNaClModule(const GURL& url) {
   for (NaClModuleInfoList::iterator iter = nacl_module_list_.begin();
        iter != nacl_module_list_.end(); ++iter) {
     if (iter->url == url)
       return iter;
   }
   return nacl_module_list_.end();
 }