Remove migation code for file manager path preference.

chrome/browser/chromeos/file_manager/volume_manager.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 "chrome/browser/chromeos/file_manager/volume_manager.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
@@ skipping 235 matching lines @@
 
 VolumeManager* VolumeManager::Get(content::BrowserContext* context) {
   return VolumeManagerFactory::Get(context);
 }
 
 void VolumeManager::Initialize() {
   // If in Sign in profile, then skip mounting and listening for mount events.
   if (chromeos::ProfileHelper::IsSigninProfile(profile_))
     return;
 
-  // Path to mount user folders have changed several times. We need to migrate
-  // the old preferences on paths to the new format when needed. For the detail,
-  // see the comments in file_manager::util::MigratePathFromOldFormat,
-  // Note: Preferences related to downloads are handled in download_prefs.cc.
-  // TODO(kinaba): Remove this after several rounds of releases.
-  const base::FilePath old_path =
-      profile_->GetPrefs()->GetFilePath(prefs::kSelectFileLastDirectory);
-  base::FilePath new_path;
-  if (!old_path.empty() &&
-      file_manager::util::MigratePathFromOldFormat(profile_,
-                                                   old_path, &new_path)) {
-    profile_->GetPrefs()->SetFilePath(prefs::kSelectFileLastDirectory,
-                                      new_path);
-  }
-
   // Register 'Downloads' folder for the profile to the file system.
   const base::FilePath downloads =
       file_manager::util::GetDownloadsFolderForProfile(profile_);
   const bool success = RegisterDownloadsMountPoint(profile_, downloads);
   DCHECK(success);
 
   DoMountEvent(chromeos::MOUNT_ERROR_NONE,
                CreateDownloadsVolumeInfo(downloads));
 
   // Subscribe to DriveIntegrationService.
@@ skipping 510 matching lines @@
     return;
   if (error_code == chromeos::MOUNT_ERROR_NONE)
     mounted_volumes_.erase(volume_info.volume_id);
 
   FOR_EACH_OBSERVER(VolumeManagerObserver,
                     observers_,
                     OnVolumeUnmounted(error_code, volume_info));
 }
 
 }  // namespace file_manager