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

chrome/browser/sync/sync_startup_tracker_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/sync/sync_startup_tracker.h"
 
 #include <memory>
 
+#include "base/memory/ptr_util.h"
 #include "chrome/browser/sync/profile_sync_service_factory.h"
 #include "chrome/browser/sync/profile_sync_test_util.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
 using ::testing::Mock;
 using ::testing::Return;
 using ::testing::ReturnRef;
 
 namespace {
 
 class MockObserver : public SyncStartupTracker::Observer {
  public:
   MOCK_METHOD0(SyncStartupCompleted, void(void));
   MOCK_METHOD0(SyncStartupFailed, void(void));
 };
 
 class SyncStartupTrackerTest : public testing::Test {
  public:
   SyncStartupTrackerTest() :
       no_error_(GoogleServiceAuthError::NONE) {
   }
   void SetUp() override {
-    profile_.reset(new TestingProfile());
+    profile_ = base::MakeUnique<TestingProfile>();
     mock_pss_ = static_cast<browser_sync::ProfileSyncServiceMock*>(
         ProfileSyncServiceFactory::GetInstance()->SetTestingFactoryAndUse(
             profile_.get(), BuildMockProfileSyncService));
 
     // Make gmock not spam the output with information about these uninteresting
     // calls.
     EXPECT_CALL(*mock_pss_, AddObserver(_)).Times(AnyNumber());
     EXPECT_CALL(*mock_pss_, RemoveObserver(_)).Times(AnyNumber());
     EXPECT_CALL(*mock_pss_, GetAuthError()).
         WillRepeatedly(ReturnRef(no_error_));
@@ skipping 94 matching lines @@
   EXPECT_CALL(*mock_pss_, IsBackendInitialized()).WillRepeatedly(Return(false));
   EXPECT_CALL(*mock_pss_, CanSyncStart()).WillRepeatedly(Return(true));
   GoogleServiceAuthError error(
       GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS);
   EXPECT_CALL(*mock_pss_, GetAuthError()).WillRepeatedly(ReturnRef(error));
   EXPECT_CALL(observer_, SyncStartupFailed());
   tracker.OnStateChanged();
 }
 
 }  // namespace