Adds functionality to pack an extension / app from the app.

chrome/browser/extensions/api/developer_private/entry_picker.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_ENTRY_PICKER_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_ENTRY_PICKER_H_
 
 #include "chrome/browser/extensions/extension_function.h"
 #include "ui/shell_dialogs/select_file_dialog.h"
 
@@ skipping 11 matching lines @@
   virtual void FileSelectionCanceled() = 0;
 };
 
 // Handles showing a dialog to the user to ask for the directory name.
 class EntryPicker : public ui::SelectFileDialog::Listener {
  public:
   EntryPicker(EntryPickerClient* client,
               content::WebContents* web_contents,
               ui::SelectFileDialog::Type picker_type,
               const base::FilePath& last_directory,
-              const string16& select_title);
+              const string16& select_title,
+              const ui::SelectFileDialog::FileTypeInfo& info,
+              int file_type_index);
 
   // Allow picker UI to be skipped in testing.
   static void SkipPickerAndAlwaysSelectPathForTest(base::FilePath* path);
   static void SkipPickerAndAlwaysCancelForTest();
   static void StopSkippingPickerForTest();
 
  protected:
 
   virtual ~EntryPicker();
 
  private:
   // ui::SelectFileDialog::Listener implementation.
   virtual void FileSelected(const base::FilePath& path,
                             int index,
                             void* params) OVERRIDE;
 
   virtual void FileSelectionCanceled(void* params) OVERRIDE;
 
   scoped_refptr<ui::SelectFileDialog> select_file_dialog_;
   EntryPickerClient* client_;
 
   DISALLOW_COPY_AND_ASSIGN(EntryPicker);
 };
 
 }  // namespace api
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DEVELOPER_PRIVATE_ENTRY_PICKER_H_