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 2020 matching lines @@
        iter != extensions_.end(); ++iter) {
     const Extension* extension = *iter;
     if (!extension->is_theme() && extension->location() != Extension::COMPONENT)
       extension_ids.insert(extension->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,
+    const StringOrdinal& page_ordinal) {
   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 36 matching lines @@
     UMA_HISTOGRAM_ENUMERATION("Extensions.InstallType",
                               extension->GetType(), 100);
     RecordPermissionMessagesHistogram(
         extension, "Extensions.Permissions_Install");
   }
 
   extension_prefs_->OnExtensionInstalled(
       extension,
       initial_enable ? Extension::ENABLED : Extension::DISABLED,
       from_webstore,
-      page_index);
+      page_ordinal);
 
   // Unpacked extensions default to allowing file access, but if that has been
   // overridden, don't reset the value.
   if (Extension::ShouldAlwaysAllowFileAccess(extension->location()) &&
       !extension_prefs_->HasAllowFileAccessSetting(id)) {
     extension_prefs_->SetAllowFileAccess(id, true);
   }
 
   // If the extension should automatically block network startup (e.g., it uses
   // the webRequest API), set the preference. Otherwise clear it, in case the
@@ skipping 471 matching lines @@
                                      const ExtensionResource &resource,
                                      int index) {
   // If the image failed to load (e.g. if the resource being loaded was empty)
   // use the standard application icon.
   if (!image || image->isNull())
     image = ExtensionIconSource::LoadImageByResourceId(IDR_APP_DEFAULT_ICON);
 
   shortcut_info_.favicon = *image;
   web_app::CreateShortcut(profile_->GetPath(), shortcut_info_);
 }