Re-enable save package on linux.

chrome/browser/download/download_manager.cc

 // Copyright (c) 2006-2008 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_manager.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
@@ skipping 10 matching lines @@
 #include "chrome/browser/profile.h"
 #include "chrome/browser/renderer_host/render_process_host.h"
 #include "chrome/browser/renderer_host/render_view_host.h"
 #include "chrome/browser/renderer_host/resource_dispatcher_host.h"
 #include "chrome/browser/tab_contents/tab_util.h"
 #include "chrome/browser/tab_contents/web_contents.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/l10n_util.h"
 #include "chrome/common/notification_service.h"
+#include "chrome/common/platform_util.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_service.h"
 #include "chrome/common/stl_util-inl.h"
 #include "googleurl/src/gurl.h"
 #include "grit/generated_resources.h"
 #include "net/base/mime_util.h"
 #include "net/base/net_util.h"
 #include "net/url_request/url_request_context.h"
 
 #if defined(OS_WIN)
@@ skipping 588 matching lines @@
   if (info->save_as) {
     // We must ask the user for the place to put the download.
     if (!select_file_dialog_.get())
       select_file_dialog_ = SelectFileDialog::Create(this);
 
     WebContents* contents = tab_util::GetWebContentsByID(
         info->render_process_id, info->render_view_id);
 #if defined(OS_WIN)
     std::wstring filter =
         win_util::GetFileFilterFromPath(info->suggested_path.value());
-    gfx::NativeWindow owning_window =
-        contents ? GetAncestor(contents->GetNativeView(), GA_ROOT) : NULL;
 #elif defined(OS_LINUX)
     std::wstring filter;
-    gfx::NativeWindow owning_window = contents ?
-        GTK_WINDOW(gtk_widget_get_toplevel(contents->GetNativeView())) :
-        NULL;
 #endif
+    gfx::NativeWindow owning_window =
+        contents ? platform_util::GetTopLevel(contents->GetNativeView()) : NULL;
     select_file_dialog_->SelectFile(SelectFileDialog::SELECT_SAVEAS_FILE,
                                     std::wstring(),
                                     info->suggested_path.ToWStringHack(),
                                     filter, 0, std::wstring(),
                                     owning_window, info);
   } else {
     // No prompting for download, just continue with the suggested name.
     ContinueStartDownload(info, info->suggested_path);
   }
 #elif defined(OS_MACOSX)
@@ skipping 793 matching lines @@
       searched_downloads.push_back(dit->second);
   }
 
   requestor->SetDownloads(searched_downloads);
 }
 
 // Clears the last download path, used to initialize "save as" dialogs.
 void DownloadManager::ClearLastDownloadPath() {
   last_download_path_ = FilePath();
 }