Make Widget ownership a little clearer by expressing it in terms of an enum.

views/widget/native_widget_test_utils_gtk.cc

 // Copyright (c) 2011 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 "views/widget/native_widget_test_utils.h"
 
 #include "views/view.h"
 #include "views/widget/native_widget.h"
 #include "views/widget/widget.h"
 
 namespace views {
 namespace internal {
 
 NativeWidget* CreateNativeWidget() {
   return CreateNativeWidgetWithContents(new View);
 }
 
 NativeWidget* CreateNativeWidgetWithContents(View* contents_view) {
   Widget* widget = new Widget;
   Widget::InitParams params(Widget::InitParams::TYPE_WINDOW);
-  params.delete_on_destroy = false;
+  params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
   params.bounds = gfx::Rect(10, 10, 200, 200);
   widget->Init(params);
   return widget->native_widget();
 }
 
 NativeWidget* CreateNativeWidgetWithParent(NativeWidget* parent) {
   Widget* widget = new Widget;
   Widget::InitParams params(Widget::InitParams::TYPE_CONTROL);
-  params.delete_on_destroy = false;
+  params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
   params.parent = parent ? parent->GetWidget()->GetNativeView() : NULL;
   params.bounds = gfx::Rect(10, 10, 200, 200);
   widget->Init(params);
   return widget->native_widget();
 }
 
 }  // namespace internal
 }  // namespace ui