Revert of [sync] Replace FakeServer's implementation with LoopbackServer invocations.

components/sync/engine_impl/loopback_server/persistent_permanent_entity.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/loopback_server/persistent_permanent_entity.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 
 using std::string;
 
 using syncer::ModelType;
 
 namespace {
 // The parent tag for children of the root entity. Entities with this parent are
 // referred to as top level enities.
 static const char kRootParentTag[] = "0";
 }  // namespace
 
 namespace syncer {
 
 PersistentPermanentEntity::~PersistentPermanentEntity() {}
 
 // static
-std::unique_ptr<LoopbackServerEntity> PersistentPermanentEntity::CreateNew(
+std::unique_ptr<LoopbackServerEntity> PersistentPermanentEntity::Create(
     const ModelType& model_type,
     const string& server_tag,
     const string& name,
     const string& parent_server_tag) {
   CHECK(model_type != syncer::UNSPECIFIED) << "The entity's ModelType is "
                                            << "invalid.";
   CHECK(!server_tag.empty())
       << "A PersistentPermanentEntity must have a server tag.";
   CHECK(!name.empty()) << "The entity must have a non-empty name.";
   CHECK(!parent_server_tag.empty())
@@ skipping 76 matching lines @@
 bool PersistentPermanentEntity::IsPermanent() const {
   return true;
 }
 
 sync_pb::LoopbackServerEntity_Type
 PersistentPermanentEntity::GetLoopbackServerEntityType() const {
   return sync_pb::LoopbackServerEntity_Type_PERMANENT;
 }
 
 }  // namespace syncer