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

components/sync/driver/generic_change_processor.cc

Index: components/sync/driver/generic_change_processor.cc
diff --git a/components/sync/driver/generic_change_processor.cc b/components/sync/driver/generic_change_processor.cc
index bb2d4bd5636a65796d8ed5e6086e383edb5bb30e..a2d3506bb6d737356146fb867828670a4dd120ee 100644
--- a/components/sync/driver/generic_change_processor.cc
+++ b/components/sync/driver/generic_change_processor.cc
@@ -10,6 +10,7 @@
 #include <utility>
 
 #include "base/location.h"
+#include "base/memory/ptr_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ -130,8 +131,9 @@ GenericChangeProcessor::GenericChangeProcessor(
         sync_client->GetSyncApiComponentFactory()->CreateAttachmentService(
             std::move(attachment_store), *user_share, store_birthday, type,
             this);
-    attachment_service_weak_ptr_factory_.reset(
-        new base::WeakPtrFactory<AttachmentService>(attachment_service_.get()));
+    attachment_service_weak_ptr_factory_ =
+        base::MakeUnique<base::WeakPtrFactory<AttachmentService>>(
+            attachment_service_.get());
     attachment_service_proxy_ = AttachmentServiceProxy(
         base::ThreadTaskRunnerHandle::Get(),
         attachment_service_weak_ptr_factory_->GetWeakPtr());
@@ -159,7 +161,7 @@ void GenericChangeProcessor::ApplyChangesFromSyncModel(
       std::unique_ptr<sync_pb::EntitySpecifics> specifics;
       if (it->specifics.has_password()) {
         DCHECK(it->extra.get());
-        specifics.reset(new sync_pb::EntitySpecifics(it->specifics));
+        specifics = base::MakeUnique<sync_pb::EntitySpecifics>(it->specifics);
         specifics->mutable_password()
             ->mutable_client_only_encrypted_data()
             ->CopyFrom(it->extra->unencrypted());