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

chrome/browser/download/save_package_file_picker.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/save_package_file_picker.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/download/chrome_download_manager_delegate.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/chrome_select_file_policy.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/save_page_type.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::RenderProcessHost;
@@ skipping 123 matching lines @@
     if (!file_type_info.extensions[0][0].empty()) {
       // Drop the .
       file_type_info.extensions[0][0].erase(0, 1);
     }
 
     file_type_info.include_all_files = true;
     file_type_index = 1;
   }
 
   if (g_should_prompt_for_filename) {
-    select_file_dialog_ = SelectFileDialog::Create(this);
+    select_file_dialog_ = SelectFileDialog::Create(
+        this, new ChromeSelectFilePolicy(web_contents));
     select_file_dialog_->SelectFile(SelectFileDialog::SELECT_SAVEAS_FILE,
                                     string16(),
                                     suggested_path,
                                     &file_type_info,
                                     file_type_index,
                                     default_extension,
-                                    web_contents,
                                     platform_util::GetTopLevel(
                                         web_contents->GetNativeView()),
                                     NULL);
   } else {
     // Just use 'suggested_path' instead of opening the dialog prompt.
     // Go through FileSelected() for consistency.
     FileSelected(suggested_path, file_type_index, NULL);
   }
 }
 
@@ skipping 43 matching lines @@
 
     callback_.Run(path, save_type, base::Bind(&OnSavePackageDownloadCreated));
   }
 
   delete this;
 }
 
 void SavePackageFilePicker::FileSelectionCanceled(void* unused_params) {
   delete this;
 }