[Sync] Stop deleting LevelDB files when deleting Directory

components/sync/driver/glue/sync_backend_host_impl.cc

 // Copyright 2013 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/driver/glue/sync_backend_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 29 matching lines @@
 
 #define SDVLOG(verbose_level) DVLOG(verbose_level) << name_ << ": "
 
 namespace syncer {
 
 SyncBackendHostImpl::SyncBackendHostImpl(
     const std::string& name,
     SyncClient* sync_client,
     invalidation::InvalidationService* invalidator,
     const base::WeakPtr<SyncPrefs>& sync_prefs,
-    const base::FilePath& sync_folder)
+    const base::FilePath& sync_data_folder)
     : sync_client_(sync_client),
       name_(name),
       sync_prefs_(sync_prefs),
       invalidator_(invalidator),
       weak_ptr_factory_(this) {
-  core_ = new SyncBackendHostCore(name_, sync_folder,
+  core_ = new SyncBackendHostCore(name_, sync_data_folder,
                                   weak_ptr_factory_.GetWeakPtr());
 }
 
 SyncBackendHostImpl::~SyncBackendHostImpl() {
   DCHECK(!core_.get() && !host_) << "Must call Shutdown before destructor.";
   DCHECK(!registrar_);
 }
 
 void SyncBackendHostImpl::Initialize(InitParams params) {
   CHECK(params.sync_task_runner);
@@ skipping 624 matching lines @@
     const SyncManager::ClearServerDataCallback& frontend_callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
   frontend_callback.Run();
 }
 
 }  // namespace syncer
 
 #undef SDVLOG
 
 #undef SLOG