Convert app_launch_index and page_index from int to StringOrdinal.

chrome/browser/extensions/unpacked_installer.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/unpacked_installer.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/file_util.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/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_file_util.h"
+#include "chrome/common/string_ordinal.h"
 
 using content::BrowserThread;
 
 namespace {
 
 // Manages an ExtensionInstallUI for a particular extension.
 class SimpleExtensionLoadPrompt : public ExtensionInstallUI::Delegate {
  public:
   SimpleExtensionLoadPrompt(Profile* profile,
                             base::WeakPtr<ExtensionService> extension_service,
@@ skipping 24 matching lines @@
 SimpleExtensionLoadPrompt::~SimpleExtensionLoadPrompt() {
 }
 
 void SimpleExtensionLoadPrompt::ShowPrompt() {
   install_ui_->ConfirmInstall(this, extension_);
 }
 
 void SimpleExtensionLoadPrompt::InstallUIProceed() {
   if (service_weak_.get())
     service_weak_->OnExtensionInstalled(
-        extension_, false, -1);  // Not from web store.
+        extension_, false, StringOrdinal());  // Not from web store.
   delete this;
 }
 
 void SimpleExtensionLoadPrompt::InstallUIAbort(bool user_initiated) {
   delete this;
 }
 
 }  // namespace
 
 namespace extensions {
@@ skipping 132 matching lines @@
       disabled_extensions->Contains(extension->id())) {
     SimpleExtensionLoadPrompt* prompt = new SimpleExtensionLoadPrompt(
         service_weak_->profile(),
         service_weak_,
         extension);
     prompt->ShowPrompt();
     return;  // continues in SimpleExtensionLoadPrompt::InstallUI*
   }
   service_weak_->OnExtensionInstalled(extension,
                                       false,  // Not from web store.
-                                      -1);
+                                      StringOrdinal());
 }
 
 }  // namespace extensions