Moves management of transients out of Window

ui/views/corewm/shadow_controller.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/corewm/shadow_controller.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
 #include "base/scoped_observer.h"
 #include "ui/aura/client/activation_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/env_observer.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_observer.h"
 #include "ui/compositor/layer.h"
 #include "ui/views/corewm/shadow.h"
 #include "ui/views/corewm/shadow_types.h"
+#include "ui/views/corewm/window_util.h"
 
 using std::make_pair;
 
 namespace views {
 namespace corewm {
 
 namespace {
 
 ShadowType GetShadowTypeFromWindow(aura::Window* window) {
   switch (window->type()) {
@@ skipping 20 matching lines @@
 }
 
 // Returns the shadow style to be applied to |losing_active| when it is losing
 // active to |gaining_active|. |gaining_active| may be of a type that hides when
 // inactive, and as such we do not want to render |losing_active| as inactive.
 Shadow::Style GetShadowStyleForWindowLosingActive(
     aura::Window* losing_active,
     aura::Window* gaining_active) {
   if (gaining_active && aura::client::GetHideOnDeactivate(gaining_active)) {
     aura::Window::Windows::const_iterator it =
-        std::find(losing_active->transient_children().begin(),
-                  losing_active->transient_children().end(),
+        std::find(GetTransientChildren(losing_active).begin(),
+                  GetTransientChildren(losing_active).end(),
                   gaining_active);
-    if (it != losing_active->transient_children().end())
+    if (it != GetTransientChildren(losing_active).end())
       return Shadow::STYLE_ACTIVE;
   }
   return Shadow::STYLE_INACTIVE;
 }
 
 }  // namespace
 
 // ShadowController::Impl ------------------------------------------------------
 
 // Real implementation of the ShadowController. ShadowController observes
@@ skipping 188 matching lines @@
 }
 
 // ShadowController::TestApi ---------------------------------------------------
 
 Shadow* ShadowController::TestApi::GetShadowForWindow(aura::Window* window) {
   return controller_->impl_->GetShadowForWindow(window);
 }
 
 }  // namespace corewm
 }  // namespace views