Update the child process security policy to use explicit permission grants.

chrome/browser/file_select_helper.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_FILE_SELECT_HELPER_H_
 #define CHROME_BROWSER_FILE_SELECT_HELPER_H_
 
 #include <map>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "content/public/common/file_chooser_params.h"
 #include "net/base/directory_lister.h"
 #include "ui/shell_dialogs/select_file_dialog.h"
 
 class Profile;
 
 namespace content {
 class RenderViewHost;
 class WebContents;
-struct FileChooserParams;
 }
 
 namespace ui {
 struct SelectedFileInfo;
 }
 
 // This class handles file-selection requests coming from WebUI elements
 // (via the extensions::ExtensionHost class). It implements both the
 // initialisation and listener functions for file-selection dialogs.
 class FileSelectHelper
@@ skipping 107 matching lines @@
   content::RenderViewHost* render_view_host_;
   content::WebContents* web_contents_;
 
   // Dialog box used for choosing files to upload from file form fields.
   scoped_refptr<ui::SelectFileDialog> select_file_dialog_;
   scoped_ptr<ui::SelectFileDialog::FileTypeInfo> select_file_types_;
 
   // The type of file dialog last shown.
   ui::SelectFileDialog::Type dialog_type_;
 
+  // The mode of file dialog last shown.
+  content::FileChooserParams::Mode dialog_mode_;
+
   // Maintain a list of active directory enumerations.  These could come from
   // the file select dialog or from drag-and-drop of directories, so there could
   // be more than one going on at a time.
   struct ActiveDirectoryEnumeration;
   std::map<int, ActiveDirectoryEnumeration*> directory_enumerations_;
 
   // Registrar for notifications regarding our RenderViewHost.
   content::NotificationRegistrar notification_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(FileSelectHelper);
 };
 
 #endif  // CHROME_BROWSER_FILE_SELECT_HELPER_H_