Move AppListModel::Users to AppListViewDelegate

ui/app_list/test/app_list_test_view_delegate.cc

 // 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 "ui/app_list/test/app_list_test_view_delegate.h"
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "ui/gfx/image/image_skia.h"
 
@@ skipping 22 matching lines @@
 }
 
 gfx::ImageSkia AppListTestViewDelegate::GetWindowIcon() {
   return gfx::ImageSkia();
 }
 
 content::WebContents* AppListTestViewDelegate::GetStartPageContents() {
   return NULL;
 }
 
+const AppListViewDelegate::Users& AppListTestViewDelegate::GetUsers() const {
+  return users_;
+}
+
 }  // namespace test
 }  // namespace app_list