Two fixes regarding to bookmark backup

sync/internal_api/sync_rollback_manager_base.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/sync_rollback_manager_base.h"
 
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/internal_components_factory.h"
 #include "sync/internal_api/public/read_node.h"
 #include "sync/internal_api/public/read_transaction.h"
 #include "sync/internal_api/public/write_transaction.h"
 #include "sync/syncable/directory_backing_store.h"
 #include "sync/syncable/mutable_entry.h"
 
 namespace {
 
 // Permanent bookmark folders as defined in bookmark_model_associator.cc.
+// No mobile bookmarks because they only exists with sync enabled.
 const char kBookmarkBarTag[] = "bookmark_bar";
-const char kMobileBookmarksTag[] = "synced_bookmarks";
 const char kOtherBookmarksTag[] = "other_bookmarks";
 
 class DummyEntryptionHandler : public syncer::SyncEncryptionHandler {
   virtual void AddObserver(Observer* observer) OVERRIDE {}
   virtual void RemoveObserver(Observer* observer) OVERRIDE {}
   virtual void Init() OVERRIDE {}
   virtual void SetEncryptionPassphrase(const std::string& passphrase,
                                        bool is_explicit) OVERRIDE {}
   virtual void SetDecryptionPassphrase(const std::string& passphrase)
       OVERRIDE {}
@@ skipping 83 matching lines @@
       ModelTypeSet to_journal,
       ModelTypeSet to_unapply,
       const ModelSafeRoutingInfo& new_routing_info,
       const base::Closure& ready_task,
       const base::Closure& retry_task) {
   for (ModelTypeSet::Iterator type = to_download.First();
       type.Good(); type.Inc()) {
     if (InitTypeRootNode(type.Get())) {
       if (type.Get() == BOOKMARKS) {
         InitBookmarkFolder(kBookmarkBarTag);
-        InitBookmarkFolder(kMobileBookmarksTag);
         InitBookmarkFolder(kOtherBookmarksTag);
       }
     }
   }
 
   ready_task.Run();
 }
 
 void SyncRollbackManagerBase::OnInvalidatorStateChange(InvalidatorState state) {
 }
@@ skipping 206 matching lines @@
 
 void SyncRollbackManagerBase::UnregisterDirectoryTypeDebugInfoObserver(
     syncer::TypeDebugInfoObserver* observer) {}
 
 bool SyncRollbackManagerBase::HasDirectoryTypeDebugInfoObserver(
     syncer::TypeDebugInfoObserver* observer) { return false; }
 
 void SyncRollbackManagerBase::RequestEmitDebugInfo() {}
 
 }  // namespace syncer