Extensions: Don't pass the selected unpacked extension path from JS to C++

chrome/browser/ui/select_file_dialog.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_UI_SELECT_FILE_DIALOG_H_
 #define CHROME_BROWSER_UI_SELECT_FILE_DIALOG_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 111 matching lines @@
   // Otherwise it will start displaying the dialog box. This will also
   // block the calling window until the dialog box is complete. The listener
   // associated with this object will be notified when the selection is
   // complete.
   // |type| is the type of file dialog to be shown, see Type enumeration above.
   // |title| is the title to be displayed in the dialog. If this string is
   //   empty, the default title is used.
   // |default_path| is the default path and suggested file name to be shown in
   //   the dialog. This only works for SELECT_SAVEAS_FILE and SELECT_OPEN_FILE.
   //   Can be an empty string to indicate the platform default.
-  // |file_types| holds the infomation about the file types allowed. Pass NULL
+  // |file_types| holds the information about the file types allowed. Pass NULL
   //   to get no special behavior
   // |file_type_index| is the 1-based index into the file type list in
   //   |file_types|. Specify 0 if you don't need to specify extension behavior.
   // |default_extension| is the default extension to add to the file if the
   //   user doesn't type one. This should NOT include the '.'. On Windows, if
   //   you specify this you must also specify |file_types|.
   // |source_contents| is the TabContents the call is originating from, i.e.
   //   where the InfoBar should be shown in case file-selection dialogs are
   //   forbidden by policy, or NULL if no InfoBar should be shown.
   // |owning_window| is the window the dialog is modal to, or NULL for a
@@ skipping 42 matching lines @@
 
   // Informs the |listener_| that the file selection dialog was canceled. Moved
   // to a function for being able to post it to the message loop.
   void CancelFileSelection(void* params);
 
   // Returns true if the dialog has multiple file type choices.
   virtual bool HasMultipleFileTypeChoicesImpl() = 0;
 };
 
 #endif  // CHROME_BROWSER_UI_SELECT_FILE_DIALOG_H_