Moves management of transients out of Window

ash/wm/overview/window_selector_unittest.cc

Index: ash/wm/overview/window_selector_unittest.cc
diff --git a/ash/wm/overview/window_selector_unittest.cc b/ash/wm/overview/window_selector_unittest.cc
index 86c074270de9e4fb8d681fee71f772f6a65106e8..52bca15346a2cc19c0d69b152a583239fb4c2e27 100644
--- a/ash/wm/overview/window_selector_unittest.cc
+++ b/ash/wm/overview/window_selector_unittest.cc
@@ -33,6 +33,7 @@
 #include "ui/compositor/scoped_animation_duration_scale_mode.h"
 #include "ui/gfx/rect_conversions.h"
 #include "ui/gfx/transform.h"
+#include "ui/views/corewm/window_util.h"
 
 namespace ash {
 namespace internal {
@@ -692,7 +693,7 @@ TEST_F(WindowSelectorTest, ModalChild) {
   scoped_ptr<aura::Window> window1(CreateWindow(bounds));
   scoped_ptr<aura::Window> child1(CreateWindow(bounds));
   child1->SetProperty(aura::client::kModalKey, ui::MODAL_TYPE_WINDOW);
-  window1->AddTransientChild(child1.get());
+  views::corewm::AddTransientChild(window1.get(), child1.get());
   EXPECT_EQ(window1->parent(), child1->parent());
   ToggleOverview();
   EXPECT_TRUE(window1->IsVisible());
@@ -708,7 +709,7 @@ TEST_F(WindowSelectorTest, ClickModalWindowParent) {
   scoped_ptr<aura::Window> window1(CreateWindow(gfx::Rect(0, 0, 180, 180)));
   scoped_ptr<aura::Window> child1(CreateWindow(gfx::Rect(200, 0, 180, 180)));
   child1->SetProperty(aura::client::kModalKey, ui::MODAL_TYPE_WINDOW);
-  window1->AddTransientChild(child1.get());
+  views::corewm::AddTransientChild(window1.get(), child1.get());
   EXPECT_FALSE(WindowsOverlapping(window1.get(), child1.get()));
   EXPECT_EQ(window1->parent(), child1->parent());
   ToggleOverview();
@@ -829,7 +830,7 @@ TEST_F(WindowSelectorTest, CycleMultipleDisplaysCopiesWindows) {
   unmoved2->SetName("unmoved2");
   moved1->SetName("moved1");
   moved1->SetProperty(aura::client::kModalKey, ui::MODAL_TYPE_WINDOW);
-  moved1_trans_parent->AddTransientChild(moved1.get());
+  views::corewm::AddTransientChild(moved1_trans_parent.get(), moved1.get());
   moved1_trans_parent->SetName("moved1_trans_parent");
 
   EXPECT_EQ(root_windows[0], moved1->GetRootWindow());