Remove MTP support on Linux.

chrome/browser/media_galleries/chromeos/mtp_read_file_worker.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_read_file_worker.h"
+#include "chrome/browser/media_galleries/chromeos/mtp_read_file_worker.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/memory/ptr_util.h"
 #include "base/numerics/safe_conversions.h"
-#include "chrome/browser/media_galleries/linux/snapshot_file_details.h"
+#include "chrome/browser/media_galleries/chromeos/snapshot_file_details.h"
 #include "components/storage_monitor/storage_monitor.h"
 #include "content/public/browser/browser_thread.h"
 #include "device/media_transfer_protocol/media_transfer_protocol_manager.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 using content::BrowserThread;
 using storage_monitor::StorageMonitor;
 
 namespace {
 
@@ skipping 107 matching lines @@
                    base::File::FILE_ERROR_FAILED));
     return;
   }
   content::BrowserThread::PostTask(
       content::BrowserThread::IO,
       FROM_HERE,
       base::Bind(snapshot_file_details->success_callback(),
                  snapshot_file_details->file_info(),
                  snapshot_file_details->snapshot_file_path()));
 }