Do not show create shortcuts on context menus for the Mac app list

chrome/browser/ui/app_list/app_list_service_mac.mm

 // Copyright 2013 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 <ApplicationServices/ApplicationServices.h>
 #import <Cocoa/Cocoa.h>
 
 #include "apps/app_launcher.h"
 #include "apps/app_shim/app_shim_handler_mac.h"
 #include "apps/app_shim/app_shim_mac.h"
@@ skipping 223 matching lines @@
 gfx::NativeWindow AppListControllerDelegateCocoa::GetAppListWindow() {
   return AppListServiceMac::GetInstance()->GetAppListWindow();
 }
 
 bool AppListControllerDelegateCocoa::CanPin() {
   return false;
 }
 
 bool AppListControllerDelegateCocoa::CanDoCreateShortcutsFlow(
     bool is_platform_app) {
-  return is_platform_app && apps::IsAppShimsEnabled();
+  return false;
 }
 
 void AppListControllerDelegateCocoa::DoCreateShortcutsFlow(
     Profile* profile, const std::string& extension_id) {
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile)->extension_service();
   DCHECK(service);
   const extensions::Extension* extension =
       service->GetInstalledExtension(extension_id);
   DCHECK(extension);
@@ skipping 253 matching lines @@
 
 // static
 AppListService* AppListService::Get() {
   return AppListServiceMac::GetInstance();
 }
 
 // static
 void AppListService::InitAll(Profile* initial_profile) {
   Get()->Init(initial_profile);
 }