[FileBrowser] Added DefaultAction dialog to choose default action.

chrome/browser/extensions/extension_function_registry.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/extensions/extension_function_registry.h"
 
 #include "chrome/browser/accessibility/accessibility_extension_api.h"
 #include "chrome/browser/bookmarks/bookmark_extension_api.h"
 #include "chrome/browser/bookmarks/bookmark_manager_extension_api.h"
 #include "chrome/browser/download/download_extension_api.h"
@@ skipping 320 matching lines @@
   // ChromeOS-specific part of the API.
 #if defined(OS_CHROMEOS)
   // Device Customization.
   RegisterFunction<GetChromeosInfoFunction>();
 
   // FileBrowserPrivate functions.
   // TODO(jamescook): Expose these on non-ChromeOS platforms so we can use
   // the extension-based file picker on Aura. crbug.com/97424
   RegisterFunction<CancelFileDialogFunction>();
   RegisterFunction<ExecuteTasksFileBrowserFunction>();
+  RegisterFunction<SetDefaultTaskFileBrowserFunction>();
   RegisterFunction<FileDialogStringsFunction>();
   RegisterFunction<GetFileTasksFileBrowserFunction>();
   RegisterFunction<GetVolumeMetadataFunction>();
   RegisterFunction<RequestLocalFileSystemFunction>();
   RegisterFunction<AddFileWatchBrowserFunction>();
   RegisterFunction<RemoveFileWatchBrowserFunction>();
   RegisterFunction<SelectFileFunction>();
   RegisterFunction<SelectFilesFunction>();
   RegisterFunction<AddMountFunction>();
   RegisterFunction<RemoveMountFunction>();
@@ skipping 177 matching lines @@
 }
 
 ExtensionFunction* ExtensionFunctionRegistry::NewFunction(
     const std::string& name) {
   FactoryMap::iterator iter = factories_.find(name);
   DCHECK(iter != factories_.end());
   ExtensionFunction* function = iter->second();
   function->set_name(name);
   return function;
 }