Desktop aura: Continue threading context through views.

ui/views/test/views_test_base.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 "ui/views/test/views_test_base.h"
 
 #include "base/run_loop.h"
 #include "ui/base/clipboard/clipboard.h"
 
 #if defined(USE_AURA)
 #include "ui/aura/env.h"
+#include "ui/aura/root_window.h"
 #include "ui/aura/test/aura_test_helper.h"
 #endif
 
 namespace views {
 
 ViewsTestBase::ViewsTestBase()
     : setup_called_(false),
       teardown_called_(false) {
 }
 
@@ skipping 30 matching lines @@
 }
 
 void ViewsTestBase::RunPendingMessages() {
   base::RunLoop run_loop;
 #if defined(USE_AURA)
   run_loop.set_dispatcher(aura::Env::GetInstance()->GetDispatcher());
 #endif
   run_loop.RunUntilIdle();
 }
 
+Widget::InitParams ViewsTestBase::CreateParams(
+    Widget::InitParams::Type type) {
+  Widget::InitParams params(type);
+  params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
+#if defined(USE_AURA)
+  params.context = aura_test_helper_->root_window();
+#endif
+  return params;
+}
+
 }  // namespace views