Original patch by rlarocque@chromium.org at http://codereview.chromium.org/7633077/

chrome/browser/sync/glue/extension_sync.cc

 // Copyright (c) 2011 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 "chrome/browser/sync/glue/extension_sync.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/tracked.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_sync_data.h"
-#include "chrome/browser/sync/engine/syncapi.h"
 #include "chrome/browser/sync/glue/extension_sync_traits.h"
 #include "chrome/browser/sync/glue/extension_util.h"
+#include "chrome/browser/sync/internal_api/read_node.h"
+#include "chrome/browser/sync/internal_api/read_transaction.h"
+#include "chrome/browser/sync/internal_api/write_node.h"
+#include "chrome/browser/sync/internal_api/write_transaction.h"
 #include "chrome/browser/sync/protocol/extension_specifics.pb.h"
 
 namespace browser_sync {
 
 bool RootNodeHasChildren(const char* tag,
                          sync_api::UserShare* user_share,
                          bool* has_children) {
   CHECK(has_children);
   *has_children = false;
   sync_api::ReadTransaction trans(FROM_HERE, user_share);
@@ skipping 183 matching lines @@
   sync_api::WriteTransaction trans(FROM_HERE, user_share);
   sync_api::WriteNode write_node(&trans);
   if (write_node.InitByClientTagLookup(traits.model_type, id)) {
     write_node.Remove();
   } else {
     LOG(ERROR) << "Server data does not exist for extension " << id;
   }
 }
 
 }  // namespace browser_sync