Moves management of transients out of Window

ui/aura/test/aura_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/aura/test/aura_test_base.h"
 
 #include "ui/aura/client/window_tree_client.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/test/aura_test_helper.h"
 #include "ui/aura/test/test_window_delegate.h"
@@ skipping 79 matching lines @@
       delegate ? delegate :
       test::TestWindowDelegate::CreateSelfDestroyingDelegate());
   window->set_id(id);
   window->Init(ui::LAYER_TEXTURED);
   parent->AddChild(window);
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->Show();
   return window;
 }
 
-Window* AuraTestBase::CreateTransientChild(int id, Window* parent) {
-  Window* window = new Window(NULL);
-  window->set_id(id);
-  window->SetType(aura::client::WINDOW_TYPE_NORMAL);
-  window->Init(ui::LAYER_TEXTURED);
-  aura::client::ParentWindowWithContext(window, root_window(), gfx::Rect());
-  parent->AddTransientChild(window);
-  return window;
-}
-
 void AuraTestBase::RunAllPendingInMessageLoop() {
   helper_->RunAllPendingInMessageLoop();
 }
 
 void AuraTestBase::ParentWindow(Window* window) {
   client::ParentWindowWithContext(window, root_window(), gfx::Rect());
 }
 
 }  // namespace test
 }  // namespace aura