Convert //sync from scoped_ptr to std::unique_ptr

sync/internal_api/events/commit_request_event.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 "sync/internal_api/public/events/commit_request_event.h"
 
 #include <stddef.h>
 
 #include "base/format_macros.h"
 #include "base/strings/stringprintf.h"
@@ skipping 22 matching lines @@
 }
 
 std::string CommitRequestEvent::GetDetails() const {
   return base::StringPrintf(
       "Item count: %" PRIuS "\n"
       "Contributing types: %s",
       num_items_,
       ModelTypeSetToString(contributing_types_).c_str());
 }
 
-scoped_ptr<base::DictionaryValue> CommitRequestEvent::GetProtoMessage() const {
-  return scoped_ptr<base::DictionaryValue>(
+std::unique_ptr<base::DictionaryValue> CommitRequestEvent::GetProtoMessage()
+    const {
+  return std::unique_ptr<base::DictionaryValue>(
       ClientToServerMessageToValue(request_, false));
 }
 
-scoped_ptr<ProtocolEvent> CommitRequestEvent::Clone() const {
-  return scoped_ptr<ProtocolEvent>(
-      new CommitRequestEvent(timestamp_,
-                             num_items_,
-                             contributing_types_,
-                             request_));
+std::unique_ptr<ProtocolEvent> CommitRequestEvent::Clone() const {
+  return std::unique_ptr<ProtocolEvent>(new CommitRequestEvent(
+      timestamp_, num_items_, contributing_types_, request_));
 }
 
 }  // namespace syncer