Start consolidating cross-port file selection code into ui/base/dialogs.

chrome/browser/ui/webui/print_preview/print_preview_handler.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/ui/webui/print_preview/print_preview_handler.h"
 
 #include <ctype.h>
 
 #include <string>
 #include <vector>
@@ skipping 17 matching lines @@
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_url.h"
 #include "chrome/browser/printing/print_dialog_cloud.h"
 #include "chrome/browser/printing/print_error_dialog.h"
 #include "chrome/browser/printing/print_job_manager.h"
 #include "chrome/browser/printing/print_preview_tab_controller.h"
 #include "chrome/browser/printing/print_system_task_proxy.h"
 #include "chrome/browser/printing/print_view_manager.h"
 #include "chrome/browser/printing/printer_manager_dialog.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/chrome_select_file_policy.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/webui/print_preview/print_preview_ui.h"
 #include "chrome/browser/ui/webui/print_preview/sticky_settings.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/print_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/render_view_host.h"
@@ skipping 780 matching lines @@
   if (!GetStickySettings()->save_path()) {
     // Allowing IO operation temporarily. It is ok to do so here because
     // the select file dialog performs IO anyway in order to display the
     // folders and also it is modal.
     base::ThreadRestrictions::ScopedAllowIO allow_io;
     FilePath file_path;
     PathService::Get(chrome::DIR_USER_DOCUMENTS, &file_path);
     GetStickySettings()->StoreSavePath(file_path);
   }
 
-  if (!select_file_dialog_.get())
-    select_file_dialog_ = SelectFileDialog::Create(this);
-
+  select_file_dialog_ = SelectFileDialog::Create(
+      this, new ChromeSelectFilePolicy(preview_web_contents())),
   select_file_dialog_->SelectFile(
       SelectFileDialog::SELECT_SAVEAS_FILE,
       string16(),
       GetStickySettings()->save_path()->Append(default_filename),
       &file_type_info,
       0,
       FILE_PATH_LITERAL(""),
-      preview_web_contents(),
       platform_util::GetTopLevel(preview_web_contents()->GetNativeView()),
       NULL);
 }
 
 void PrintPreviewHandler::OnTabDestroyed() {
   TabContents* initiator_tab = GetInitiatorTab();
   if (!initiator_tab)
     return;
 
   initiator_tab->print_view_manager()->set_observer(NULL);
@@ skipping 52 matching lines @@
     return;
 
   // We no longer require the initiator tab details. Remove those details
   // associated with the preview tab to allow the initiator tab to create
   // another preview tab.
   printing::PrintPreviewTabController* tab_controller =
       printing::PrintPreviewTabController::GetInstance();
   if (tab_controller)
     tab_controller->EraseInitiatorTabInfo(preview_tab_contents());
 }