Remove MTP support on Linux.

chrome/browser/media_galleries/linux/snapshot_file_details.h

-// 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.
-
-#ifndef CHROME_BROWSER_MEDIA_GALLERIES_LINUX_SNAPSHOT_FILE_DETAILS_H_
-#define CHROME_BROWSER_MEDIA_GALLERIES_LINUX_SNAPSHOT_FILE_DETAILS_H_
-
-#include <stdint.h>
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/files/file.h"
-#include "base/files/file_path.h"
-#include "base/macros.h"
-#include "chrome/browser/media_galleries/fileapi/mtp_device_async_delegate.h"
-
-// Used to represent snapshot file request params.
-struct SnapshotRequestInfo {
-  SnapshotRequestInfo(
-      uint32_t file_id,
-      const base::FilePath& snapshot_file_path,
-      const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback&
-          success_callback,
-      const MTPDeviceAsyncDelegate::ErrorCallback& error_callback);
-  SnapshotRequestInfo(const SnapshotRequestInfo& other);
-  ~SnapshotRequestInfo();
-
-  // MTP device file id.
-  const uint32_t file_id;
-
-  // Local platform path of the snapshot file.
-  const base::FilePath snapshot_file_path;
-
-  // A callback to be called when CreateSnapshotFile() succeeds.
-  const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback
-      success_callback;
-
-  // A callback to be called when CreateSnapshotFile() fails.
-  const MTPDeviceAsyncDelegate::ErrorCallback error_callback;
-};
-
-// SnapshotFileDetails tracks the current state of the snapshot file (e.g how
-// many bytes written to the snapshot file, source file details, snapshot file
-// metadata information, etc).
-class SnapshotFileDetails {
- public:
-  SnapshotFileDetails(const SnapshotRequestInfo& request_info,
-                      const base::File::Info& file_info);
-
-  ~SnapshotFileDetails();
-
-  uint32_t file_id() const { return request_info_.file_id; }
-
-  base::FilePath snapshot_file_path() const {
-    return request_info_.snapshot_file_path;
-  }
-
-  uint32_t bytes_written() const { return bytes_written_; }
-
-  const base::File::Info& file_info() const {
-    return file_info_;
-  }
-
-  const MTPDeviceAsyncDelegate::CreateSnapshotFileSuccessCallback
-      success_callback() const {
-    return request_info_.success_callback;
-  }
-
-  const MTPDeviceAsyncDelegate::ErrorCallback error_callback() const {
-    return request_info_.error_callback;
-  }
-
-  bool error_occurred() const {
-    return error_occurred_;
-  }
-
-  void set_error_occurred(bool error);
-
-  // Adds |bytes_written| to |bytes_written_|.
-  // |bytes_written| specifies the total number of bytes transferred during the
-  // last write operation.
-  // If |bytes_written| is valid, returns true and adds |bytes_written| to
-  // |bytes_written_|.
-  // If |bytes_written| is invalid, returns false and does not add
-  // |bytes_written| to |bytes_written_|.
-  bool AddBytesWritten(uint32_t bytes_written);
-
-  // Returns true if the snapshot file is created successfully (no more write
-  // operation is required to complete the snapshot file).
-  bool IsSnapshotFileWriteComplete() const;
-
-  uint32_t BytesToRead() const;
-
- private:
-  // Snapshot file request params.
-  const SnapshotRequestInfo request_info_;
-
-  // Metadata of the snapshot file (such as name, size, type, etc).
-  const base::File::Info file_info_;
-
-  // Number of bytes written into the snapshot file.
-  uint32_t bytes_written_;
-
-  // Whether an error occurred during file transfer.
-  bool error_occurred_;
-
-  DISALLOW_COPY_AND_ASSIGN(SnapshotFileDetails);
-};
-
-#endif  // CHROME_BROWSER_MEDIA_GALLERIES_LINUX_SNAPSHOT_FILE_DETAILS_H_