Remove not needed ExtensionUpdater::default_params_ and its setter.

chrome/browser/extensions/extension_disabled_ui_browsertest.cc

 // Copyright (c) 2012 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 <stddef.h>
 
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "chrome/app/chrome_command_ids.h"
@@ skipping 195 matching lines @@
       BrowserThread::GetBlockingPool()->GetTaskRunnerWithShutdownBehavior(
           base::SequencedWorkerPool::SKIP_ON_SHUTDOWN));
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/updates.xml"),
       test_data_dir_.AppendASCII("permissions_increase")
                     .AppendASCII("updates.xml"));
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/v2.crx"),
       scoped_temp_dir_.path().AppendASCII("permissions2.crx"));
 
-  extensions::ExtensionUpdater::CheckParams params;
-  service_->updater()->set_default_check_params(params);
-
   extensions::TestExtensionRegistryObserver install_observer(registry_);
   sync_service->ProcessSyncChanges(
       FROM_HERE,
       syncer::SyncChangeList(
           1, sync_data.GetSyncChange(syncer::SyncChange::ACTION_ADD)));
 
   install_observer.WaitForExtensionWillBeInstalled();
   content::RunAllBlockingPoolTasksUntilIdle();
 
   extension = service_->GetExtensionById(extension_id, true);
@@ skipping 16 matching lines @@
       BrowserThread::GetBlockingPool()->GetTaskRunnerWithShutdownBehavior(
           base::SequencedWorkerPool::SKIP_ON_SHUTDOWN));
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/updates.xml"),
       test_data_dir_.AppendASCII("permissions_increase")
           .AppendASCII("updates.xml"));
   interceptor.SetResponseIgnoreQuery(
       GURL("http://localhost/autoupdate/v2.crx"),
       scoped_temp_dir_.path().AppendASCII("permissions2.crx"));
 
-  extensions::ExtensionUpdater::CheckParams params;
-  service_->updater()->set_default_check_params(params);
-
   sync_pb::EntitySpecifics specifics;
   specifics.mutable_extension()->set_id(extension_id);
   specifics.mutable_extension()->set_enabled(false);
   specifics.mutable_extension()->set_remote_install(true);
   specifics.mutable_extension()->set_disable_reasons(
       Extension::DISABLE_REMOTE_INSTALL);
   specifics.mutable_extension()->set_update_url(
       "http://localhost/autoupdate/updates.xml");
   specifics.mutable_extension()->set_version("2");
   syncer::SyncData sync_data =
@@ skipping 16 matching lines @@
 
   const Extension* extension = service_->GetExtensionById(extension_id, true);
   ASSERT_TRUE(extension);
   EXPECT_EQ("2", extension->VersionString());
   EXPECT_EQ(1u, registry_->disabled_extensions().size());
   EXPECT_EQ(Extension::DISABLE_REMOTE_INSTALL,
             ExtensionPrefs::Get(service_->profile())
                 ->GetDisableReasons(extension_id));
   EXPECT_TRUE(GetExtensionDisabledGlobalError());
 }