remove --enable-experimental-extension-apis from packaged app shortcut args

chrome/browser/ui/gtk/create_application_shortcuts_dialog_gtk.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/ui/gtk/create_application_shortcuts_dialog_gtk.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/environment.h"
@@ skipping 306 matching lines @@
         Profile* profile,
         const Extension* app)
       : CreateApplicationShortcutsDialogGtk(parent),
         app_(app),
         profile_path_(profile->GetPath()),
         ALLOW_THIS_IN_INITIALIZER_LIST(tracker_(this))  {
 
   // Get shortcut information now, it's needed for our UI.
   shortcut_info_.extension_id = app_->id();
   shortcut_info_.extension_path = app_->path();
-  shortcut_info_.is_platform_app = app_->is_platform_app();
   shortcut_info_.url = GURL(app_->launch_web_url());
   shortcut_info_.title = UTF8ToUTF16(app_->name());
   shortcut_info_.description = UTF8ToUTF16(app_->description());
   shortcut_info_.profile_path = profile_path_;
 
   // Get the icon.
   const gfx::Size max_size(kIconPreviewSizePixels, kIconPreviewSizePixels);
   ExtensionResource icon_resource = app_->GetIconResource(
       kIconPreviewSizePixels, ExtensionIconSet::MATCH_BIGGER);
 
@@ skipping 33 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 
   if (web_app::CreateShortcutsOnFileThread(shortcut_info)) {
     Release();
   } else {
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
         base::Bind(&CreateChromeApplicationShortcutsDialogGtk::ShowErrorDialog,
                    this));
   }
 }