Re-write many calls to WrapUnique() with MakeUnique()

components/sync/engine_impl/directory_update_handler_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/directory_update_handler.h"
 
 #include <stdint.h>
 
 #include <memory>
 #include <set>
@@ skipping 466 matching lines @@
         bookmarks_emitter_(BOOKMARKS, &type_observers_),
         passwords_emitter_(PASSWORDS, &type_observers_),
         articles_emitter_(ARTICLES, &type_observers_) {}
 
   void SetUp() override {
     dir_maker_.SetUp();
     entry_factory_.reset(new TestEntryFactory(directory()));
 
     update_handler_map_.insert(std::make_pair(
         BOOKMARKS,
-        base::WrapUnique(new DirectoryUpdateHandler(
-            directory(), BOOKMARKS, ui_worker_, &bookmarks_emitter_))));
+        base::MakeUnique<DirectoryUpdateHandler>(
+            directory(), BOOKMARKS, ui_worker_, &bookmarks_emitter_)));
     update_handler_map_.insert(std::make_pair(
         PASSWORDS,
-        base::WrapUnique(new DirectoryUpdateHandler(
-            directory(), PASSWORDS, password_worker_, &passwords_emitter_))));
+        base::MakeUnique<DirectoryUpdateHandler>(
+            directory(), PASSWORDS, password_worker_, &passwords_emitter_)));
     update_handler_map_.insert(std::make_pair(
-        ARTICLES, base::WrapUnique(new DirectoryUpdateHandler(
-                      directory(), ARTICLES, ui_worker_, &articles_emitter_))));
+        ARTICLES, base::MakeUnique<DirectoryUpdateHandler>(
+                      directory(), ARTICLES, ui_worker_, &articles_emitter_)));
   }
 
   void TearDown() override { dir_maker_.TearDown(); }
 
   const UpdateCounters& GetBookmarksUpdateCounters() {
     return bookmarks_emitter_.GetUpdateCounters();
   }
 
   const UpdateCounters& GetPasswordsUpdateCounters() {
     return passwords_emitter_.GetUpdateCounters();
@@ skipping 650 matching lines @@
   const UpdateCounters& counters = GetArticlesUpdateCounters();
   EXPECT_EQ(1, counters.num_updates_applied);
   EXPECT_EQ(1, counters.num_local_overwrites);
   EXPECT_EQ(0, counters.num_server_overwrites);
   local_metadata = entry_factory()->GetLocalAttachmentMetadataForItem(handle);
   EXPECT_EQ(server_metadata.SerializeAsString(),
             local_metadata.SerializeAsString());
 }
 
 }  // namespace syncer