WIP: The Bookmark Position Megapatch

sync/syncable/scoped_parent_child_index_updater.cc

+// Copyright (c) 2012 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/syncable/scoped_parent_child_index_updater.h"
+
+#include "sync/syncable/parent_child_index.h"
+
+namespace syncer {
+namespace syncable {
+
+ScopedParentChildIndexUpdater::ScopedParentChildIndexUpdater(
+    ScopedKernelLock& proof_of_lock,
+    EntryKernel* entry,
+    ParentChildIndex* index) : entry_(entry), index_(index) {
+  if (ParentChildIndex::ShouldInclude(entry_)) {
+    index_->Remove(entry_);
+  }
+}
+
+ScopedParentChildIndexUpdater::~ScopedParentChildIndexUpdater() {
+  if (ParentChildIndex::ShouldInclude(entry_)) {
+    index_->Insert(entry_);
+  }
+}
+
+}  // namespace syncer
+}  // namespace syncable