struct UnloadedExtensionInfo -> enum UnloadedExtensionInfoReason

chrome/browser/extensions/tab_helper_unittest.cc

 // Copyright 2016 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/tab_helper.h"
 
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_service_test_with_install.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/test/web_contents_tester.h"
 
 namespace extensions {
 
 TEST_F(ExtensionServiceTestWithInstall, TabHelperClearsExtensionOnUnload) {
   InitializeEmptyExtensionService();
   const Extension* extension =
       PackAndInstallCRX(data_dir().AppendASCII("hosted_app"), INSTALL_NEW);
   ASSERT_TRUE(extension);
   std::unique_ptr<content::WebContents> web_contents(
       content::WebContentsTester::CreateTestWebContents(profile(), nullptr));
   TabHelper::CreateForWebContents(web_contents.get());
   TabHelper* tab_helper = TabHelper::FromWebContents(web_contents.get());
   tab_helper->SetExtensionApp(extension);
   EXPECT_EQ(extension, tab_helper->extension_app());
   EXPECT_TRUE(tab_helper->is_app());
   service()->UnloadExtension(extension->id(),
-                             UnloadedExtensionInfo::REASON_UNDEFINED);
+                             UnloadedExtensionReason::REASON_UNDEFINED);
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(nullptr, tab_helper->extension_app());
 }
 
 }  // namespace extensions