Linux/CrOS: In the MTPDeviceDelegate, use the right variable when handling 0-byte files.

chrome/browser/media_galleries/linux/mtp_device_delegate_impl_linux.cc

 // Copyright (c) 2012 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/media_galleries/linux/mtp_device_delegate_impl_linux.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/string_util.h"
@@ skipping 386 matching lines @@
 
   base::PlatformFileInfo snapshot_file_info(file_info);
   // Modify the last modified time to null. This prevents the time stamp
   // verfication in LocalFileStreamReader.
   snapshot_file_info.last_modified = base::Time();
 
   current_snapshot_request_info_.reset(snapshot_request_info.release());
   if (file_info.size == 0) {
     // Empty snapshot file.
     return OnDidWriteDataIntoSnapshotFile(
-        snapshot_file_info, snapshot_request_info->snapshot_file_path);
+        snapshot_file_info, current_snapshot_request_info_->snapshot_file_path);

[Lei Zhang, 2013/04/17 22:52:27]

We just released |snapshot_request_info| 3 line up. Arg.

   }
   WriteDataIntoSnapshotFile(snapshot_file_info);
 }
 
 void MTPDeviceDelegateImplLinux::OnDidReadDirectory(
     const ReadDirectorySuccessCallback& success_callback,
     const fileapi::AsyncFileUtil::EntryList& file_list) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
   success_callback.Run(file_list, false /*no more entries*/);
   task_in_progress_ = false;
@@ skipping 34 matching lines @@
 }
 
 void CreateMTPDeviceAsyncDelegate(
     const std::string& device_location,
     const CreateMTPDeviceAsyncDelegateCallback& callback) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
   callback.Run(new MTPDeviceDelegateImplLinux(device_location));
 }
 
 }  // namespace chrome