Remove MTP support on Linux.

chrome/browser/media_galleries/chromeos/mtp_device_delegate_impl_chromeos.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 "chrome/browser/media_galleries/chromeos/mtp_device_delegate_impl_chromeos.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <stddef.h>
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
-#include "chrome/browser/media_galleries/linux/mtp_device_task_helper_map_service.h"
-#include "chrome/browser/media_galleries/linux/snapshot_file_details.h"
+#include "chrome/browser/media_galleries/chromeos/mtp_device_task_helper_map_service.h"
+#include "chrome/browser/media_galleries/chromeos/snapshot_file_details.h"
 #include "net/base/io_buffer.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 namespace {
 
 // File path separator constant.
 const char kRootPath[] = "/";
 
 // Returns the device relative file path given |file_path|.
 // E.g.: If the |file_path| is "/usb:2,2:12345/DCIM" and |registered_dev_path|
@@ skipping 1854 matching lines @@
   }
 }
 
 void CreateMTPDeviceAsyncDelegate(
     const std::string& device_location,
     const bool read_only,
     const CreateMTPDeviceAsyncDelegateCallback& callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
   callback.Run(new MTPDeviceDelegateImplLinux(device_location, read_only));
 }