Test extension reloading behavior.

chrome/browser/extensions/extension_service_unittest.cc

 // Copyright (c) 2013 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_unittest.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
 #include "base/at_exit.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
+#include "base/run_loop.h"
 #include "base/stl_util.h"
 #include "base/string16.h"
 #include "base/string_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "base/version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/app_sync_data.h"
 #include "chrome/browser/extensions/component_loader.h"
 #include "chrome/browser/extensions/crx_installer.h"
@@ skipping 17 matching lines @@
 #include "chrome/browser/extensions/pending_extension_info.h"
 #include "chrome/browser/extensions/pending_extension_manager.h"
 #include "chrome/browser/extensions/test_extension_system.h"
 #include "chrome/browser/extensions/test_management_policy.h"
 #include "chrome/browser/extensions/unpacked_installer.h"
 #include "chrome/browser/extensions/updater/extension_updater.h"
 #include "chrome/browser/prefs/browser_prefs.h"
 #include "chrome/browser/prefs/pref_service_mock_builder.h"
 #include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
+#include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/api/i18n/default_locale_handler.h"
 #include "chrome/common/extensions/api/plugins/plugins_handler.h"
 #include "chrome/common/extensions/background_info.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_l10n_util.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
+#include "chrome/common/extensions/extension_messages.h"
 #include "chrome/common/extensions/manifest_handlers/content_scripts_handler.h"
 #include "chrome/common/extensions/manifest_handlers/requirements_handler.h"
 #include "chrome/common/extensions/manifest_url_handler.h"
 #include "chrome/common/extensions/permissions/permission_set.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
+#include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
 #include "components/user_prefs/pref_registry_syncable.h"
 #include "content/public/browser/dom_storage_context.h"
 #include "content/public/browser/gpu_data_manager.h"
 #include "content/public/browser/indexed_db_context.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/plugin_service.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/gpu_info.h"
+#include "content/public/test/mock_render_process_host.h"
 #include "content/public/test/test_browser_thread.h"
+#include "content/public/test/test_notification_tracker.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_resource.h"
 #include "extensions/common/url_pattern.h"
 #include "googleurl/src/gurl.h"
 #include "grit/browser_resources.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/cookies/cookie_monster.h"
 #include "net/cookies/cookie_options.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "sync/api/string_ordinal.h"
 #include "sync/api/sync_error_factory.h"
 #include "sync/api/sync_error_factory_mock.h"
 #include "sync/protocol/app_specifics.pb.h"
 #include "sync/protocol/extension_specifics.pb.h"
 #include "sync/protocol/sync.pb.h"
+#include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 #include "webkit/database/database_tracker.h"
 #include "webkit/database/database_util.h"
 #include "webkit/plugins/npapi/mock_plugin_list.h"
 #include "webkit/quota/quota_manager.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/extensions/install_limiter.h"
 #endif
@@ skipping 287 matching lines @@
   int ids_found_;
   base::FilePath fake_base_path_;
   int expected_creation_flags_;
   scoped_ptr<extensions::ExternalProviderImpl> provider_;
   scoped_ptr<DictionaryValue> prefs_;
 
   DISALLOW_COPY_AND_ASSIGN(MockProviderVisitor);
 };
 
 // Our message loop may be used in tests which require it to be an IO loop.
-ExtensionServiceTestBase::ExtensionServiceTestBase()
-    : loop_(MessageLoop::TYPE_IO),
+ExtensionServiceTestBase::ExtensionServiceTestBase(
+    MessageLoop::Type main_loop_type)
+    : loop_(main_loop_type),
       service_(NULL),
       management_policy_(NULL),
       expected_extensions_count_(0),
       ui_thread_(BrowserThread::UI, &loop_),
       db_thread_(BrowserThread::DB, &loop_),
       webkit_thread_(BrowserThread::WEBKIT_DEPRECATED, &loop_),
       file_thread_(BrowserThread::FILE, &loop_),
       file_user_blocking_thread_(BrowserThread::FILE_USER_BLOCKING, &loop_),
-      io_thread_(BrowserThread::IO, &loop_),
+      io_thread_(main_loop_type == MessageLoop::TYPE_IO ?

[Jeffrey Yasskin, 2013/04/10 16:18:57]

Ew. What we actually need to do is split the helper functions out of the fixture
and let each test set up its threads appropriately instead of inheriting from
ExtensionServiceTestBase. I filed http://crbug.com/229874 in the hope that we
can make setting up threads easier too.

+                 new content::TestBrowserThread(BrowserThread::IO, &loop_) :
+                 new content::TestBrowserThread(BrowserThread::IO)),
       override_sideload_wipeout_(
           FeatureSwitch::sideload_wipeout(), false) {
+  if (main_loop_type != MessageLoop::TYPE_IO)
+    io_thread_->StartIOThread();
   base::FilePath test_data_dir;
   if (!PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir)) {
     ADD_FAILURE();
     return;
   }
   data_dir_ = test_data_dir.AppendASCII("extensions");
 }
 
 ExtensionServiceTestBase::~ExtensionServiceTestBase() {
   // Drop our reference to ExtensionService and TestingProfile, so that they
   // can be destroyed while BrowserThreads and MessageLoop are still around
   // (they are used in the destruction process).
   service_ = NULL;
   MessageLoop::current()->RunUntilIdle();
   profile_.reset(NULL);
   MessageLoop::current()->RunUntilIdle();
+
+  TestingBrowserProcess::GetGlobal()->SetProfileManager(NULL);
 }
 
 void ExtensionServiceTestBase::InitializeExtensionService(
     const base::FilePath& profile_path,
     const base::FilePath& pref_file,
     const base::FilePath& extensions_install_dir,
     bool autoupdate_enabled) {
   TestingProfile::Builder profile_builder;
   // Create a PrefService that only contains user defined preference values.
   PrefServiceMockBuilder builder;
@@ skipping 49 matching lines @@
   file_util::CopyDirectory(source_install_dir, extensions_install_dir_, true);
 
   InitializeExtensionService(path, temp_prefs, extensions_install_dir_, false);
 }
 
 void ExtensionServiceTestBase::InitializeEmptyExtensionService() {
   InitializeExtensionServiceHelper(false);
 }
 
 void ExtensionServiceTestBase::InitializeExtensionProcessManager() {
+  // Needed in order to look up RenderProcessHosts.
+  TestingBrowserProcess::GetGlobal()->SetProfileManager(
+      new ProfileManagerWithoutInit(temp_dir_.path()));
+
   static_cast<extensions::TestExtensionSystem*>(
       ExtensionSystem::Get(profile_.get()))->
       CreateExtensionProcessManager();
 }
 
 void ExtensionServiceTestBase::InitializeExtensionServiceWithUpdater() {
   InitializeExtensionServiceHelper(true);
   service_->updater()->Start();
 }
 
@@ skipping 29 matching lines @@
 void ExtensionServiceTestBase::SetUp() {
   ExtensionTest::SetUp();
   ExtensionErrorReporter::GetInstance()->ClearErrors();
   (new extensions::BackgroundManifestHandler)->Register();
   (new extensions::ContentScriptsHandler)->Register();
   (new extensions::DefaultLocaleHandler)->Register();
   (new extensions::PluginsHandler)->Register();
   (new extensions::RequirementsHandler)->Register();
 }
 
+template<typename Result>
+static Result PostTaskAndWaitForResult(
+    content::BrowserThread::ID thread,
+    const tracked_objects::Location& from_here,
+    const base::Callback<Result(void)>& task) {
+  struct ResultSaver {
+    static void UpdateResult(base::RunLoop* loop,
+                             Result* saved,
+                             Result from_task) {
+      using std::swap;
+      swap(*saved, from_task);
+      loop->Quit();
+    }
+  };
+
+  Result result;
+  base::RunLoop loop;
+  content::BrowserThread::PostTaskAndReplyWithResult(
+      thread, from_here, task,
+      base::Bind(&ResultSaver::UpdateResult,
+                 base::Unretained(&loop),
+                 base::Unretained(&result)));
+  loop.Run();
+  return result;
+}
+
 class ExtensionServiceTest
   : public ExtensionServiceTestBase, public content::NotificationObserver {
  public:
   ExtensionServiceTest()
       : installed_(NULL),
         override_external_install_prompt_(
             FeatureSwitch::prompt_for_external_extensions(), false) {
     registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_LOADED,
                    content::NotificationService::AllSources());
     registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
@@ skipping 3031 matching lines @@
   // EnableExtension() call above inserted into it and
   // UnloadAllExtensions() doesn't send out notifications.
   loaded_.clear();
   service_->ReloadExtensions();
 
   // Extension counts shouldn't change.
   EXPECT_EQ(1u, service_->extensions()->size());
   EXPECT_EQ(0u, service_->disabled_extensions()->size());
 }
 
+namespace {
+std::vector<uint32> ExtensionMessageTypes(const IPC::TestSink& sink) {
+  std::vector<uint32> message_types;
+  for (size_t i = 0; i < sink.message_count(); ++i) {
+    uint32 type = sink.GetMessageAt(i)->type();
+    if (IPC_MESSAGE_ID_CLASS(type) == ExtensionMsgStart)
+      message_types.push_back(type);
+  }
+  return message_types;
+}
+
+struct ProcessObserver
+    : public content::MockRenderProcessHostFactory::Observer {
+  explicit ProcessObserver(content::MockRenderProcessHostFactory* factory)
+      : Observer(factory) {}
+
+  ~ProcessObserver() {
+    for (size_t i = 0; i < hosts.size(); ++i) {
+      if (destroyed_processes.count(process_ids[i]) == 0)
+        hosts[i]->sink().RemoveFilter(process_messages[i]);
+      delete process_messages[i];
+    }
+  }
+
+  virtual void OnRenderProcessHostCreated(
+      content::MockRenderProcessHost* host) {
+    IPC::TestSink* sink = new IPC::TestSink;
+    hosts.push_back(host);
+    process_ids.push_back(host->GetID());
+    process_messages.push_back(sink);
+    host->sink().AddFilter(sink);
+  }
+  virtual void OnRenderProcessHostDestroyed(
+      content::MockRenderProcessHost* host) {
+    destroyed_processes.insert(host->GetID());
+  }
+
+  std::vector<content::MockRenderProcessHost*> hosts;
+  std::vector<int> process_ids;
+  std::vector<IPC::TestSink*> process_messages;
+  std::set<int> destroyed_processes;
+};
+}  // namespace
+
 // Tests reloading an extension.
 TEST_F(ExtensionServiceTest, ReloadExtension) {
+  ProcessObserver observer(rvh_enabler_.rph_factory());
+
+  content::TestNotificationTracker notifications;
+  notifications.ListenForAll(chrome::NOTIFICATION_EXTENSIONS_READY);
+  notifications.ListenForAll(chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED);
+  notifications.ListenForAll(chrome::NOTIFICATION_EXTENSION_LOADED);
+  notifications.ListenForAll(chrome::NOTIFICATION_EXTENSION_UNLOADED);
+  notifications.ListenForAll(content::NOTIFICATION_RENDERER_PROCESS_CLOSING);
+  notifications.ListenForAll(content::NOTIFICATION_RENDERER_PROCESS_CREATED);
+  notifications.ListenForAll(content::NOTIFICATION_RENDERER_PROCESS_TERMINATED);
+  notifications.ListenForAll(
+      content::NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW);
+
   InitializeEmptyExtensionService();
   InitializeExtensionProcessManager();
+  service_->Init();
+  EXPECT_THAT(notifications.GetTypesAndReset(),
+              testing::ElementsAre(chrome::NOTIFICATION_EXTENSIONS_READY));
 
   // Simple extension that should install without error.
   const char* extension_id = "behllobkkfkfnphdnhnkndlbkcpglgmj";
   base::FilePath ext = data_dir_
       .AppendASCII("good")
       .AppendASCII("Extensions")
       .AppendASCII(extension_id)
       .AppendASCII("1.0.0.0");
   extensions::UnpackedInstaller::Create(service_)->Load(ext);
   loop_.RunUntilIdle();
 
+  EXPECT_THAT(notifications.GetTypesAndReset(),
+              testing::ElementsAre(chrome::NOTIFICATION_EXTENSION_LOADED));
+  ASSERT_EQ(1u, observer.process_messages.size());
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[0]),
+              testing::ElementsAre(ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID,
+                                   ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID));
+  observer.process_messages[0]->ClearMessages();
+
   EXPECT_EQ(1u, service_->extensions()->size());
   EXPECT_EQ(0u, service_->disabled_extensions()->size());
 
   service_->ReloadExtension(extension_id);
 
+  EXPECT_THAT(notifications.GetTypesAndReset(),
+              testing::ElementsAre(
+                  chrome::NOTIFICATION_EXTENSION_UNLOADED,
+                  content::NOTIFICATION_RENDERER_PROCESS_CLOSING,
+                  chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED,
+                  content::NOTIFICATION_RENDERER_PROCESS_TERMINATED));
+
+  ASSERT_EQ(1u, observer.process_messages.size());
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[0]),
+              testing::ElementsAre());
+  observer.process_messages[0]->ClearMessages();
+
   // Extension should be disabled now, waiting to be reloaded.
   EXPECT_EQ(0u, service_->extensions()->size());
   EXPECT_EQ(1u, service_->disabled_extensions()->size());
   EXPECT_EQ(Extension::DISABLE_RELOAD,
             service_->extension_prefs()->GetDisableReasons(extension_id));
 
-  // Reloading again should not crash.
+  // Reloading again before iterating the MessageLoop should not crash and
+  // shouldn't cause an extra reload.
   service_->ReloadExtension(extension_id);
+  EXPECT_THAT(notifications.GetTypesAndReset(),
+              testing::ElementsAre());
+  ASSERT_EQ(1u, observer.process_messages.size());
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[0]),
+              testing::ElementsAre());
+  observer.process_messages[0]->ClearMessages();
 
   // Finish reloading
   loop_.RunUntilIdle();
 
+  EXPECT_THAT(notifications.GetTypesAndReset(),
+              testing::ElementsAre(
+                  chrome::NOTIFICATION_EXTENSION_LOADED,
+                  chrome::NOTIFICATION_EXTENSION_UNLOADED,
+                  content::NOTIFICATION_RENDERER_PROCESS_CLOSING,
+                  chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED,
+                  content::NOTIFICATION_RENDERER_PROCESS_TERMINATED,
+                  chrome::NOTIFICATION_EXTENSION_LOADED));
+
+  ASSERT_EQ(3u, observer.process_messages.size());
+  EXPECT_THAT(observer.destroyed_processes,
+              testing::ElementsAre(observer.process_ids[0],
+                                   observer.process_ids[1]));
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[0]),
+              testing::ElementsAre());
+  observer.process_messages[0]->ClearMessages();
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[1]),
+              testing::ElementsAre(ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID,
+                                   ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID));
+  observer.process_messages[1]->ClearMessages();
+  EXPECT_THAT(ExtensionMessageTypes(*observer.process_messages[2]),
+              testing::ElementsAre(ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID,
+                                   ExtensionMsg_Loaded::ID,
+                                   ExtensionMsg_ActivateExtension::ID));
+  observer.process_messages[2]->ClearMessages();
+
   // Extension should be enabled again.
   EXPECT_EQ(1u, service_->extensions()->size());
   EXPECT_EQ(0u, service_->disabled_extensions()->size());
 }
 
 TEST_F(ExtensionServiceTest, UninstallExtension) {
   InitializeEmptyExtensionService();
   InstallCRX(data_dir_.AppendASCII("good.crx"), INSTALL_NEW);
   EXPECT_EQ(1u, service_->extensions()->size());
   UninstallExtension(good_crx, false);
@@ skipping 124 matching lines @@
                            .AppendASCII("v2_bad_requirements");
   extensions::UnpackedInstaller::Create(service_)->Load(path);
   loop_.RunUntilIdle();
   EXPECT_EQ(1u, GetErrors().size());
   EXPECT_EQ(0u, service_->extensions()->size());
 }
 
 class ExtensionCookieCallback {
  public:
   ExtensionCookieCallback()
-    : result_(false),
-      weak_factory_(MessageLoop::current()) {}
+      : result_(false),
+        weak_factory_(MessageLoop::current()) {}
 
   void SetCookieCallback(bool result) {
     MessageLoop::current()->PostTask(
         FROM_HERE, base::Bind(&MessageLoop::Quit, weak_factory_.GetWeakPtr()));
     result_ = result;
   }
 
   void GetAllCookiesCallback(const net::CookieList& list) {
     MessageLoop::current()->PostTask(
         FROM_HERE, base::Bind(&MessageLoop::Quit, weak_factory_.GetWeakPtr()));
     list_ = list;
   }
+
   net::CookieList list_;
   bool result_;
   base::WeakPtrFactory<MessageLoop> weak_factory_;
 };
 
+// Must run on IO thread to set up ThreadCheckers correctly.
+static net::CookieMonster* GetCookieMonsterFromIOThread(
+    net::URLRequestContextGetter* getter) {
+  return getter->GetURLRequestContext()->cookie_store()->GetCookieMonster();
+}
+
 // Verifies extension state is removed upon uninstall.
 TEST_F(ExtensionServiceTest, ClearExtensionData) {
   InitializeEmptyExtensionService();
   ExtensionCookieCallback callback;
 
   // Load a test extension.
   base::FilePath path = data_dir_;
   path = path.AppendASCII("good.crx");
   const Extension* extension = InstallCRX(path, INSTALL_NEW);
   ASSERT_TRUE(extension);
   GURL ext_url(extension->url());
   string16 origin_id =
       webkit_database::DatabaseUtil::GetOriginIdentifier(ext_url);
 
   // Set a cookie for the extension.
-  net::CookieMonster* cookie_monster =
-      profile_->GetRequestContextForExtensions()->GetURLRequestContext()->
-      cookie_store()->GetCookieMonster();
+  net::CookieMonster* cookie_monster = PostTaskAndWaitForResult(
+      BrowserThread::IO, FROM_HERE,
+      base::Bind(&GetCookieMonsterFromIOThread,
+                 make_scoped_refptr(
+                     profile_->GetRequestContextForExtensions())));
   ASSERT_TRUE(cookie_monster);
+
   net::CookieOptions options;
   cookie_monster->SetCookieWithOptionsAsync(
-       ext_url, "dummy=value", options,
-       base::Bind(&ExtensionCookieCallback::SetCookieCallback,
-                  base::Unretained(&callback)));
-  loop_.RunUntilIdle();
+      ext_url, "dummy=value", options,
+      base::Bind(&ExtensionCookieCallback::SetCookieCallback,
+                 base::Unretained(&callback)));
+  MessageLoop::current()->RunUntilIdle();
   EXPECT_TRUE(callback.result_);
 
   cookie_monster->GetAllCookiesForURLAsync(
       ext_url,
       base::Bind(&ExtensionCookieCallback::GetAllCookiesCallback,
                  base::Unretained(&callback)));
-  loop_.RunUntilIdle();
+  MessageLoop::current()->RunUntilIdle();
   EXPECT_EQ(1U, callback.list_.size());
 
   // Open a database.
   webkit_database::DatabaseTracker* db_tracker =
       BrowserContext::GetDefaultStoragePartition(profile_.get())->
           GetDatabaseTracker();
   string16 db_name = UTF8ToUTF16("db");
   string16 description = UTF8ToUTF16("db_description");
   int64 size;
   db_tracker->DatabaseOpened(origin_id, db_name, description, 1, &size);
@@ skipping 77 matching lines @@
   EXPECT_TRUE(extension->HasAPIPermission(
       APIPermission::kUnlimitedStorage));
   EXPECT_TRUE(extension->web_extent().MatchesURL(
                   extension->GetFullLaunchURL()));
   const GURL origin2(extension->GetFullLaunchURL().GetOrigin());
   EXPECT_EQ(origin1, origin2);
   EXPECT_TRUE(profile_->GetExtensionSpecialStoragePolicy()->
       IsStorageUnlimited(origin2));
 
   // Set a cookie for the extension.
-  net::CookieMonster* cookie_monster =
-      profile_->GetRequestContext()->GetURLRequestContext()->
-      cookie_store()->GetCookieMonster();
+  net::CookieMonster* cookie_monster = PostTaskAndWaitForResult(
+      BrowserThread::IO, FROM_HERE,
+      base::Bind(&GetCookieMonsterFromIOThread,
+                 make_scoped_refptr(profile_->GetRequestContext())));
   ASSERT_TRUE(cookie_monster);
   net::CookieOptions options;
   cookie_monster->SetCookieWithOptionsAsync(
        origin1, "dummy=value", options,
        base::Bind(&ExtensionCookieCallback::SetCookieCallback,
                   base::Unretained(&callback)));
   loop_.RunUntilIdle();
   EXPECT_TRUE(callback.result_);
 
   cookie_monster->GetAllCookiesForURLAsync(
@@ skipping 1954 matching lines @@
   EXPECT_FALSE(extensions::HasExternalInstallError(service_));
   EXPECT_FALSE(service_->IsExtensionEnabled(good_crx));
   EXPECT_TRUE(service_->IsExtensionEnabled(page_action));
 
   ExtensionPrefs* prefs = service_->extension_prefs();
   EXPECT_NE(0, prefs->GetDisableReasons(good_crx) &
       Extension::DISABLE_SIDELOAD_WIPEOUT);
   EXPECT_EQ(0, prefs->GetDisableReasons(page_action) &
       Extension::DISABLE_SIDELOAD_WIPEOUT);
 }