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

components/sync/engine_impl/syncer_util_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 "components/sync/engine_impl/syncer_util.h"
 
 #include <memory>
 
+#include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/rand_util.h"
 #include "components/sync/base/unique_position.h"
 #include "components/sync/engine_impl/test_entry_factory.h"
 #include "components/sync/protocol/sync.pb.h"
 #include "components/sync/syncable/syncable_write_transaction.h"
 #include "components/sync/test/engine/test_directory_setter_upper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace syncer {
 
 class GetUpdatePositionTest : public ::testing::Test {
  public:
   void SetUp() override {
     dir_maker_.SetUp();
-    entry_factory_.reset(new TestEntryFactory(directory()));
+    entry_factory_ = base::MakeUnique<TestEntryFactory>(directory());
   }
 
   void TearDown() override { dir_maker_.TearDown(); }
 
   syncable::Directory* directory() { return dir_maker_.directory(); }
 
   TestEntryFactory* entry_factory() { return entry_factory_.get(); }
 
   GetUpdatePositionTest() {
     InitUpdate();
@@ skipping 184 matching lines @@
   EXPECT_FALSE(UniquePosition::IsValidSuffix(target.GetUniqueBookmarkTag()));
   EXPECT_FALSE(target.GetServerUniquePosition().IsValid());
   UpdateServerFieldsFromUpdate(&target, invalid_update, "name");
 
   // After update, target has valid bookmark tag and unique position.
   EXPECT_TRUE(UniquePosition::IsValidSuffix(target.GetUniqueBookmarkTag()));
   EXPECT_TRUE(target.GetServerUniquePosition().IsValid());
 }
 
 }  // namespace syncer