Move download filename determintion into a separate class.

chrome/browser/download/download_file_picker_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/download/download_file_picker_chromeos.h"
-
-#include "base/bind.h"
-#include "base/i18n/file_util_icu.h"
-#include "chrome/browser/chromeos/drive/download_handler.h"
-#include "chrome/browser/profiles/profile.h"
-#include "content/public/browser/download_item.h"
-#include "content/public/browser/download_manager.h"
-#include "ui/shell_dialogs/selected_file_info.h"
-
-using content::DownloadItem;
-using content::DownloadManager;
-
-DownloadFilePickerChromeOS::DownloadFilePickerChromeOS() {
-}
-
-DownloadFilePickerChromeOS::~DownloadFilePickerChromeOS() {
-}
-
-void DownloadFilePickerChromeOS::InitSuggestedPath(DownloadItem* item,
-                                                   const base::FilePath& path) {
-  // For Drive downloads, we should pass the drive path instead of the temporary
-  // file path.
-  Profile* profile =
-      Profile::FromBrowserContext(download_manager_->GetBrowserContext());
-  drive::DownloadHandler* drive_download_handler =
-      drive::DownloadHandler::GetForProfile(profile);
-  base::FilePath suggested_path = path;
-  if (drive_download_handler && drive_download_handler->IsDriveDownload(item))
-    suggested_path = drive_download_handler->GetTargetPath(item);
-
-  DownloadFilePicker::InitSuggestedPath(item, suggested_path);
-}
-
-void DownloadFilePickerChromeOS::FileSelected(
-    const base::FilePath& selected_path,
-    int index,
-    void* params) {
-  FileSelectedWithExtraInfo(
-      ui::SelectedFileInfo(selected_path, selected_path),
-      index,
-      params);
-}
-
-void DownloadFilePickerChromeOS::FileSelectedWithExtraInfo(
-    const ui::SelectedFileInfo& file_info,
-    int index,
-    void* params) {
-  base::FilePath path = file_info.file_path;
-  file_util::NormalizeFileNameEncoding(&path);
-
-  // Need to do this before we substitute with a temporary path. Otherwise we
-  // won't be able to detect path changes.
-  RecordFileSelected(path);
-
-  if (download_manager_) {
-    Profile* profile =
-        Profile::FromBrowserContext(download_manager_->GetBrowserContext());
-    drive::DownloadHandler* drive_download_handler =
-        drive::DownloadHandler::GetForProfile(profile);
-    if (drive_download_handler) {
-      DownloadItem* download = download_manager_->GetDownload(download_id_);
-      drive_download_handler->SubstituteDriveDownloadPath(
-          path, download,
-          base::Bind(&DownloadFilePickerChromeOS::OnFileSelected,
-                     base::Unretained(this)));
-    } else {
-      OnFileSelected(path);
-    }
-  } else {
-    OnFileSelected(base::FilePath());
-  }
-  // The OnFileSelected() call deletes |this|
-}