[Sync] Rewriting ".reset(new" pattern to use "= base::MakeUnique" instead.

chrome/browser/sync/sync_error_notifier_ash_unittest.cc

 // Copyright 2014 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/sync/sync_error_notifier_ash.h"
 
 #include <stddef.h>
 
 #include <memory>
 
@@ skipping 71 matching lines @@
  public:
   SyncErrorNotifierTest() {}
   ~SyncErrorNotifierTest() override {}
 
   void SetUp() override {
     DCHECK(TestingBrowserProcess::GetGlobal());
 
     // Set up a desktop screen for Windows to hold native widgets, used when
     // adding desktop widgets (i.e., message center notifications).
 #if defined(OS_WIN)
-    test_screen_.reset(aura::TestScreen::Create(gfx::Size()));
+    test_screen_ = base::MakeUnique<aura::TestScreen::Create>(gfx::Size());
     display::Screen::SetScreenInstance(test_screen_.get());
 #endif
 
     AshTestBase::SetUp();
 
-    profile_manager_.reset(
-        new TestingProfileManager(TestingBrowserProcess::GetGlobal()));
+    profile_manager_ = base::MakeUnique<TestingProfileManager>(
+        TestingBrowserProcess::GetGlobal());
     ASSERT_TRUE(profile_manager_->SetUp());
 
     profile_ = profile_manager_->CreateTestingProfile(kTestAccountId);
 
-    service_.reset(new browser_sync::ProfileSyncServiceMock(
-        CreateProfileSyncServiceParamsForTest(profile_)));
+    service_ = base::MakeUnique<browser_sync::ProfileSyncServiceMock>(
+        CreateProfileSyncServiceParamsForTest(profile_));
 
     FakeLoginUIService* login_ui_service = static_cast<FakeLoginUIService*>(
         LoginUIServiceFactory::GetInstance()->SetTestingFactoryAndUse(
             profile_, BuildMockLoginUIService));
     login_ui_service->SetLoginUI(&login_ui_);
 
-    error_controller_.reset(new syncer::SyncErrorController(service_.get()));
-    error_notifier_.reset(new SyncErrorNotifier(error_controller_.get(),
-                                                profile_));
+    error_controller_ =
+        base::MakeUnique<syncer::SyncErrorController>(service_.get());
+    error_notifier_ =
+        base::MakeUnique<SyncErrorNotifier>(error_controller_.get(), profile_);
 
     notification_ui_manager_ = g_browser_process->notification_ui_manager();
   }
 
   void TearDown() override {
     error_notifier_->Shutdown();
     service_.reset();
     profile_manager_.reset();
 
     AshTestBase::TearDown();
@@ skipping 102 matching lines @@
     SCOPED_TRACE("Not expecting notification since sync setup is incomplete");
     VerifySyncErrorNotifierResult(
         GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS,
         false /* not signed in */,
         false /* no error */);
   }
 }
 
 }  // namespace test
 }  // namespace ash