Moves management of transients out of Window

ui/views/corewm/tooltip_controller_unittest.cc

 // Copyright (c) 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/views/corewm/tooltip_controller.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "ui/aura/client/cursor_client.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/client/tooltip_client.h"
 #include "ui/aura/client/window_types.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/test/aura_test_base.h"
 #include "ui/aura/test/event_generator.h"
 #include "ui/aura/test/test_screen.h"
 #include "ui/aura/window.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/screen.h"
 #include "ui/gfx/screen_type_delegate.h"
 #include "ui/gfx/text_elider.h"
 #include "ui/views/corewm/tooltip_aura.h"
 #include "ui/views/corewm/tooltip_controller_test_helper.h"
+#include "ui/views/corewm/transient_window_stacking_client.h"
 #include "ui/views/view.h"
 #include "ui/views/widget/tooltip_manager.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(OS_WIN)
 #include "ui/base/win/scoped_ole_initializer.h"
 #endif
 
 #if !defined(OS_CHROMEOS)
 #include "ui/views/widget/desktop_aura/desktop_native_widget_aura.h"
@@ skipping 29 matching lines @@
 }
 
 }  // namespace
 
 class TooltipControllerTest : public aura::test::AuraTestBase {
  public:
   TooltipControllerTest() : view_(NULL) {}
   virtual ~TooltipControllerTest() {}
 
   virtual void SetUp() OVERRIDE {
+    // SetWindowStackingClient() takes ownership of
+    // TransientWindowStackingClient.
+    aura::client::SetWindowStackingClient(
+        new corewm::TransientWindowStackingClient);
     aura::test::AuraTestBase::SetUp();
 #if defined(OS_CHROMEOS)
     controller_.reset(new TooltipController(
           scoped_ptr<views::corewm::Tooltip>(
               new views::corewm::TooltipAura(gfx::SCREEN_TYPE_ALTERNATE))));
     root_window()->AddPreTargetHandler(controller_.get());
     SetTooltipClient(root_window(), controller_.get());
 #endif
     widget_.reset(CreateWidget(root_window()));
     widget_->SetContentsView(new View);
@@ skipping 516 matching lines @@
   EXPECT_EQ(
       widget_->GetNativeWindow()->GetRootWindow()->children().back()->type(),
       aura::client::WINDOW_TYPE_TOOLTIP);
 }
 
 #endif
 
 }  // namespace test
 }  // namespace corewm
 }  // namespace views