Prepare a bunch of ash tests for workspace2. With Workspace2 you can't

add to the default container, instead you need to go through the
StackingClient.

BUG=137342
TEST=none
R=ben@chromium.org


Review URL: https://chromiumcodereview.appspot.com/10857021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151848 0039d316-1c4b-4281-b951-d872f2087c98

24 files changed, 128 insertions, 182 deletions

diff --git a/ash/accelerators/accelerator_filter_unittest.cc b/ash/accelerators/accelerator_filter_unittest.cc
index a918c5c..210b849 100644
--- a/ash/accelerators/accelerator_filter_unittest.cc
+++ b/ash/accelerators/accelerator_filter_unittest.cc
@@ -79,15 +79,12 @@ TEST_F(AcceleratorFilterTest, TestFilterWithoutFocus) {
 
 // Tests if AcceleratorFilter works as expected with a focused window.
 TEST_F(AcceleratorFilterTest, TestFilterWithFocus) {
-  aura::Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
   aura::test::TestWindowDelegate test_delegate;
   scoped_ptr<aura::Window> window(aura::test::CreateTestWindowWithDelegate(
       &test_delegate,
       -1,
       gfx::Rect(),
-      default_container));
+      NULL));
   wm::ActivateWindow(window.get());
 
   DummyScreenshotDelegate* delegate = new DummyScreenshotDelegate;
diff --git a/ash/accelerators/nested_dispatcher_controller_unittest.cc b/ash/accelerators/nested_dispatcher_controller_unittest.cc
index 3837ff8..03cbcd4 100644
--- a/ash/accelerators/nested_dispatcher_controller_unittest.cc
+++ b/ash/accelerators/nested_dispatcher_controller_unittest.cc
@@ -106,11 +106,8 @@ typedef AshTestBase NestedDispatcherTest;
 // Aura window below lock screen in z order.
 TEST_F(NestedDispatcherTest, AssociatedWindowBelowLockScreen) {
   MockDispatcher inner_dispatcher;
-  aura::Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window> associated_window(aura::test::CreateTestWindowWithId(
-      0, default_container));
+      0, NULL));
 
   Shell::GetInstance()->delegate()->LockScreen();
   DispatchKeyReleaseA();
@@ -127,14 +124,11 @@ TEST_F(NestedDispatcherTest, AssociatedWindowBelowLockScreen) {
 TEST_F(NestedDispatcherTest, AssociatedWindowAboveLockScreen) {
   MockDispatcher inner_dispatcher;
 
-  aura::Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window>mock_lock_container(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
   aura::test::CreateTestWindowWithId(0, mock_lock_container.get());
   scoped_ptr<aura::Window>associated_window(aura::test::CreateTestWindowWithId(
-      0, default_container));
+      0, NULL));
   EXPECT_TRUE(aura::test::WindowIsAbove(associated_window.get(),
       mock_lock_container.get()));
 
diff --git a/ash/focus_cycler_unittest.cc b/ash/focus_cycler_unittest.cc
index d0377a2..19166a0 100644
--- a/ash/focus_cycler_unittest.cc
+++ b/ash/focus_cycler_unittest.cc
@@ -48,10 +48,7 @@ TEST_F(FocusCyclerTest, CycleFocusBrowserOnly) {
   scoped_ptr<FocusCycler> focus_cycler(new FocusCycler());
 
   // Create a single test window.
-  Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -78,10 +75,7 @@ TEST_F(FocusCyclerTest, CycleFocusForward) {
   launcher->SetFocusCycler(focus_cycler.get());
 
   // Create a single test window.
-  Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -116,10 +110,7 @@ TEST_F(FocusCyclerTest, CycleFocusBackward) {
   launcher->SetFocusCycler(focus_cycler.get());
 
   // Create a single test window.
-  Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -154,10 +145,7 @@ TEST_F(FocusCyclerTest, CycleFocusForwardBackward) {
   launcher->SetFocusCycler(focus_cycler.get());
 
   // Create a single test window.
-  Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -274,10 +262,7 @@ TEST_F(FocusCyclerLauncherTest, CycleFocusForwardInvisible) {
   launcher->SetFocusCycler(focus_cycler.get());
 
   // Create a single test window.
-  Window* default_container = Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -308,10 +293,7 @@ TEST_F(FocusCyclerLauncherTest, CycleFocusBackwardInvisible) {
   launcher->SetFocusCycler(focus_cycler.get());
 
   // Create a single test window.
-  Window* default_container = Shell::GetInstance()->GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
diff --git a/ash/launcher/launcher_context_menu_unittest.cc b/ash/launcher/launcher_context_menu_unittest.cc
index 04462d2..29faa9e 100644
--- a/ash/launcher/launcher_context_menu_unittest.cc
+++ b/ash/launcher/launcher_context_menu_unittest.cc
@@ -26,6 +26,7 @@ TEST_F(LauncherContextMenuTest, ToggleAutoHide) {
   window->Init(ui::LAYER_TEXTURED);
   window->SetParent(NULL);
   window->Show();
+  wm::ActivateWindow(window.get());
 
   Shell* shell = Shell::GetInstance();
   // If the auto-hide behavior isn't DEFAULT, the rest of the tests don't make
diff --git a/ash/shell_unittest.cc b/ash/shell_unittest.cc
index dce879c..d6b0d59 100644
--- a/ash/shell_unittest.cc
+++ b/ash/shell_unittest.cc
@@ -85,7 +85,8 @@ void TestCreateWindow(views::Widget::InitParams::Type type,
   views::Widget* widget = CreateTestWindow(widget_params);
   widget->Show();
 
-  EXPECT_EQ(expected_container, widget->GetNativeWindow()->parent()) <<
+  EXPECT_TRUE(expected_container->Contains(
+                  widget->GetNativeWindow()->parent())) <<
       "TestCreateWindow: type=" << type << ", always_on_top=" << always_on_top;
 
   widget->Close();
@@ -145,7 +146,8 @@ TEST_F(ShellTest, ChangeAlwaysOnTop) {
   widget->Show();
 
   // It should be in default container.
-  EXPECT_EQ(GetDefaultContainer(), widget->GetNativeWindow()->parent());
+  EXPECT_TRUE(GetDefaultContainer()->Contains(
+                  widget->GetNativeWindow()->parent()));
 
   // Flip always-on-top flag.
   widget->SetAlwaysOnTop(true);
@@ -155,12 +157,14 @@ TEST_F(ShellTest, ChangeAlwaysOnTop) {
   // Flip always-on-top flag.
   widget->SetAlwaysOnTop(false);
   // It should go back to default container.
-  EXPECT_EQ(GetDefaultContainer(), widget->GetNativeWindow()->parent());
+  EXPECT_TRUE(GetDefaultContainer()->Contains(
+                  widget->GetNativeWindow()->parent()));
 
   // Set the same always-on-top flag again.
   widget->SetAlwaysOnTop(false);
   // Should have no effect and we are still in the default container.
-  EXPECT_EQ(GetDefaultContainer(), widget->GetNativeWindow()->parent());
+  EXPECT_TRUE(GetDefaultContainer()->Contains(
+                  widget->GetNativeWindow()->parent()));
 
   widget->Close();
 }
@@ -174,7 +178,8 @@ TEST_F(ShellTest, CreateModalWindow) {
   widget->Show();
 
   // It should be in default container.
-  EXPECT_EQ(GetDefaultContainer(), widget->GetNativeWindow()->parent());
+  EXPECT_TRUE(GetDefaultContainer()->Contains(
+                  widget->GetNativeWindow()->parent()));
 
   // Create a modal window.
   views::Widget* modal_widget = views::Widget::CreateWindowWithParent(
@@ -200,7 +205,8 @@ TEST_F(ShellTest, CreateLockScreenModalWindow) {
   widget->Show();
 
   // It should be in default container.
-  EXPECT_EQ(GetDefaultContainer(), widget->GetNativeWindow()->parent());
+  EXPECT_TRUE(GetDefaultContainer()->Contains(
+                  widget->GetNativeWindow()->parent()));
 
   // Create a LockScreen window.
   views::Widget* lock_widget = CreateTestWindow(widget_params);
@@ -264,8 +270,6 @@ TEST_F(ShellTest, MAYBE_ManagedWindowModeBasics) {
 
   // We start with the usual window containers.
   ExpectAllContainers();
-  // We have a default container event filter (for window drags).
-  EXPECT_TRUE(GetDefaultContainer()->event_filter());
   // Launcher is visible.
   views::Widget* launcher_widget = shell->launcher()->widget();
   EXPECT_TRUE(launcher_widget->IsVisible());
@@ -290,6 +294,9 @@ TEST_F(ShellTest, MAYBE_ManagedWindowModeBasics) {
   widget->Show();
   EXPECT_FALSE(widget->IsMaximized());
 
+  // We have a default container event filter (for window drags).
+  EXPECT_TRUE(widget->GetNativeWindow()->parent()->event_filter());
+
   // Clean up.
   widget->Close();
 }
diff --git a/ash/wm/activation_controller_unittest.cc b/ash/wm/activation_controller_unittest.cc
index 98f5195..28e6976 100644
--- a/ash/wm/activation_controller_unittest.cc
+++ b/ash/wm/activation_controller_unittest.cc
@@ -27,7 +27,7 @@
 namespace {
 
 // Containers used for the tests.
-const int c1 = ash::internal::kShellWindowId_DefaultContainer;
+const int kDefaultContainerID = -1;  // Used to identify the default container.
 const int c2 = ash::internal::kShellWindowId_AlwaysOnTopContainer;
 const int c3 = ash::internal::kShellWindowId_LockScreenContainer;
 
@@ -72,10 +72,10 @@ class GetTopmostWindowToActivateTest : public ActivationControllerTest {
   void CreateWindows() {
     // Create four windows, the first and third are not activatable, the second
     // and fourth are.
-    w1_.reset(CreateWindow(1, &ad_1_, c1));
-    w2_.reset(CreateWindow(2, &ad_2_, c1));
-    w3_.reset(CreateWindow(3, &ad_3_, c1));
-    w4_.reset(CreateWindow(4, &ad_4_, c1));
+    w1_.reset(CreateWindow(1, &ad_1_, kDefaultContainerID));
+    w2_.reset(CreateWindow(2, &ad_2_, kDefaultContainerID));
+    w3_.reset(CreateWindow(3, &ad_3_, kDefaultContainerID));
+    w4_.reset(CreateWindow(4, &ad_4_, kDefaultContainerID));
     w5_.reset(CreateWindow(5, &ad_5_, c2));
     w6_.reset(CreateWindow(6, &ad_6_, c2));
     w7_.reset(CreateWindow(7, &ad_7_, c3));
@@ -84,11 +84,13 @@ class GetTopmostWindowToActivateTest : public ActivationControllerTest {
   aura::Window* CreateWindow(int id,
                              TestActivationDelegate* delegate,
                              int container_id) {
+    aura::Window* parent = container_id == kDefaultContainerID ? NULL :
+        Shell::GetContainer(Shell::GetPrimaryRootWindow(), container_id);
     aura::Window* window = aura::test::CreateTestWindowWithDelegate(
         &delegate_,
         id,
         gfx::Rect(),
-        Shell::GetContainer(Shell::GetPrimaryRootWindow(), container_id));
+        parent);
     delegate->SetWindow(window);
     return window;
   }
diff --git a/ash/wm/frame_painter.cc b/ash/wm/frame_painter.cc
index 5050906..6241711 100644
--- a/ash/wm/frame_painter.cc
+++ b/ash/wm/frame_painter.cc
@@ -592,6 +592,9 @@ int FramePainter::GetHeaderOpacity(HeaderMode header_mode,
 
 // static
 bool FramePainter::UseSoloWindowHeader() {
+  if (!instances_)
+    return false;  // Return value shouldn't matter.
+
   int window_count = 0;
   for (std::set<FramePainter*>::const_iterator it = instances_->begin();
        it != instances_->end();
@@ -610,6 +613,9 @@ bool FramePainter::UseSoloWindowHeader() {
 
 // static
 void FramePainter::SchedulePaintForSoloWindow() {
+  if (!instances_)
+    return;
+
   for (std::set<FramePainter*>::const_iterator it = instances_->begin();
        it != instances_->end();
        ++it) {
diff --git a/ash/wm/frame_painter_unittest.cc b/ash/wm/frame_painter_unittest.cc
index 62e98dc..c918f23 100644
--- a/ash/wm/frame_painter_unittest.cc
+++ b/ash/wm/frame_painter_unittest.cc
@@ -19,19 +19,11 @@ using views::ImageButton;
 
 namespace {
 
-aura::Window* GetDefaultContainer() {
-  return ash::Shell::GetContainer(
-      ash::Shell::GetPrimaryRootWindow(),
-      ash::internal::kShellWindowId_DefaultContainer);
-}
-
 // Creates a test widget that owns its native widget.
 Widget* CreateTestWidget() {
   Widget* widget = new Widget;
   Widget::InitParams params;
   params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
-  params.parent = GetDefaultContainer();
-  params.child = true;
   widget->Init(params);
   return widget;
 }
@@ -40,8 +32,6 @@ Widget* CreateAlwaysOnTopWidget() {
   Widget* widget = new Widget;
   Widget::InitParams params;
   params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
-  params.parent = GetDefaultContainer();
-  params.child = true;
   params.keep_on_top = true;
   widget->Init(params);
   return widget;
diff --git a/ash/wm/shelf_layout_manager_unittest.cc b/ash/wm/shelf_layout_manager_unittest.cc
index 8717628..b0c8a68 100644
--- a/ash/wm/shelf_layout_manager_unittest.cc
+++ b/ash/wm/shelf_layout_manager_unittest.cc
@@ -12,6 +12,7 @@
 #include "ash/shell_window_ids.h"
 #include "ash/system/tray/system_tray.h"
 #include "ash/test/ash_test_base.h"
+#include "ash/wm/window_util.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/env.h"
 #include "ui/aura/display_manager.h"
@@ -64,10 +65,7 @@ class ShelfLayoutManagerTest : public ash::test::AshTestBase {
     window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
     window->SetType(aura::client::WINDOW_TYPE_NORMAL);
     window->Init(ui::LAYER_TEXTURED);
-    aura::Window* parent = Shell::GetContainer(
-        Shell::GetPrimaryRootWindow(),
-        internal::kShellWindowId_DefaultContainer);
-    window->SetParent(parent);
+    window->SetParent(NULL);
     return window;
   }
 
@@ -440,6 +438,7 @@ TEST_F(ShelfLayoutManagerTest, OpenAppListWithShelfAutoHideState) {
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_MAXIMIZED);
   window->Show();
+  wm::ActivateWindow(window);
 
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
   EXPECT_EQ(ShelfLayoutManager::AUTO_HIDE, shelf->visibility_state());
@@ -473,6 +472,7 @@ TEST_F(ShelfLayoutManagerTest, OpenAppListWithShelfHiddenState) {
   window->SetBounds(gfx::Rect(0, 0, 100, 100));
   window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_FULLSCREEN);
   window->Show();
+  wm::ActivateWindow(window);
 
   // App list and shelf is not shown.
   EXPECT_FALSE(shell->GetAppListTargetVisibility());
diff --git a/ash/wm/system_modal_container_layout_manager_unittest.cc b/ash/wm/system_modal_container_layout_manager_unittest.cc
index 8784853..33397e6 100644
--- a/ash/wm/system_modal_container_layout_manager_unittest.cc
+++ b/ash/wm/system_modal_container_layout_manager_unittest.cc
@@ -29,12 +29,6 @@ aura::Window* GetModalContainer() {
       ash::internal::kShellWindowId_SystemModalContainer);
 }
 
-aura::Window* GetDefaultContainer() {
-  return Shell::GetContainer(
-      Shell::GetPrimaryRootWindow(),
-      ash::internal::kShellWindowId_DefaultContainer);
-}
-
 class TestWindow : public views::WidgetDelegateView {
  public:
   explicit TestWindow(bool modal) : modal_(modal) {}
@@ -121,7 +115,7 @@ TEST_F(SystemModalContainerLayoutManagerTest, NonModalTransient) {
   transient->AddObserver(&destruction_observer);
 
   EXPECT_EQ(parent.get(), transient->transient_parent());
-  EXPECT_EQ(GetDefaultContainer(), transient->parent());
+  EXPECT_EQ(parent->parent(), transient->parent());
 
   // The transient should be destroyed with its parent.
   parent.reset();
diff --git a/ash/wm/window_animations_unittest.cc b/ash/wm/window_animations_unittest.cc
index 7768b18..0a5f625 100644
--- a/ash/wm/window_animations_unittest.cc
+++ b/ash/wm/window_animations_unittest.cc
@@ -22,12 +22,8 @@ namespace internal {
 typedef ash::test::AshTestBase WindowAnimationsTest;
 
 TEST_F(WindowAnimationsTest, HideShow) {
-  aura::Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window> window(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
   window->Show();
   EXPECT_TRUE(window->layer()->visible());
   // Hiding.
@@ -60,12 +56,8 @@ TEST_F(WindowAnimationsTest, HideShow) {
 }
 
 TEST_F(WindowAnimationsTest, ShowHide) {
-  aura::Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window> window(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
   window->Show();
   EXPECT_TRUE(window->layer()->visible());
   // Showing -- should be a no-op.
@@ -98,12 +90,8 @@ TEST_F(WindowAnimationsTest, ShowHide) {
 }
 
 TEST_F(WindowAnimationsTest, HideShowBrightnessGrayscaleAnimation) {
-  aura::Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window> window(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
   window->Show();
   EXPECT_TRUE(window->layer()->visible());
 
@@ -139,12 +127,8 @@ TEST_F(WindowAnimationsTest, HideShowBrightnessGrayscaleAnimation) {
 }
 
 TEST_F(WindowAnimationsTest, LayerTargetVisibility) {
-  aura::Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
   scoped_ptr<aura::Window> window(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
 
   // Layer target visibility changes according to Show/Hide.
   window->Show();
@@ -158,12 +142,8 @@ TEST_F(WindowAnimationsTest, LayerTargetVisibility) {
 TEST_F(WindowAnimationsTest, CrossFadeToBounds) {
   internal::SetDelayedOldLayerDeletionInCrossFadeForTest(true);
 
-  Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
   scoped_ptr<Window> window(
-      aura::test::CreateTestWindowWithId(0, default_container));
+      aura::test::CreateTestWindowWithId(0, NULL));
   window->SetBounds(gfx::Rect(5, 10, 320, 240));
   window->Show();
 
diff --git a/ash/wm/window_cycle_controller_unittest.cc b/ash/wm/window_cycle_controller_unittest.cc
index 17128a6..6962816 100644
--- a/ash/wm/window_cycle_controller_unittest.cc
+++ b/ash/wm/window_cycle_controller_unittest.cc
@@ -15,10 +15,12 @@
 #include "ash/wm/window_cycle_list.h"
 #include "ash/wm/window_util.h"
 #include "base/memory/scoped_ptr.h"
+#include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/window.h"
 #include "ui/gfx/rect.h"
+#include "ui/gfx/screen.h"
 
 namespace ash {
 
@@ -38,11 +40,7 @@ TEST_F(WindowCycleControllerTest, HandleCycleWindowBaseCases) {
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
 
   // Create a single test window.
-  Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -58,11 +56,7 @@ TEST_F(WindowCycleControllerTest, SingleWindowNotActive) {
       Shell::GetInstance()->window_cycle_controller();
 
   // Create a single test window.
-  Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
@@ -82,13 +76,9 @@ TEST_F(WindowCycleControllerTest, HandleCycleWindow) {
 
   // Set up several windows to use to test cycling.  Create them in reverse
   // order so they are stacked 0 over 1 over 2.
-  Window* default_container =
-      Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window2(CreateTestWindowWithId(2, default_container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, default_container));
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
+  scoped_ptr<Window> window2(CreateTestWindowWithId(2, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
   wm::ActivateWindow(window0.get());
 
   // Simulate pressing and releasing Alt-tab.
@@ -192,12 +182,8 @@ TEST_F(WindowCycleControllerTest, HandleCycleWindow) {
 // Cycles between a maximized and normal window.
 TEST_F(WindowCycleControllerTest, MaximizedWindow) {
   // Create a couple of test windows.
-  Window* default_container =
-      ash::Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
 
   wm::MaximizeWindow(window1.get());
   wm::ActivateWindow(window1.get());
@@ -217,12 +203,8 @@ TEST_F(WindowCycleControllerTest, MaximizedWindow) {
 // Cycles to a minimized window.
 TEST_F(WindowCycleControllerTest, Minimized) {
   // Create a couple of test windows.
-  Window* default_container =
-      Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
 
   wm::MinimizeWindow(window1.get());
   wm::ActivateWindow(window0.get());
@@ -245,12 +227,8 @@ TEST_F(WindowCycleControllerTest, AlwaysOnTopWindow) {
       Shell::GetInstance()->window_cycle_controller();
 
   // Set up several windows to use to test cycling.
-  Window* default_container =
-      Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
 
   Window* top_container =
       Shell::GetContainer(
@@ -293,12 +271,8 @@ TEST_F(WindowCycleControllerTest, AlwaysOnTopMultiWindow) {
       Shell::GetInstance()->window_cycle_controller();
 
   // Set up several windows to use to test cycling.
-  Window* default_container =
-      Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, default_container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
 
   Window* top_container =
       Shell::GetContainer(
@@ -347,41 +321,43 @@ TEST_F(WindowCycleControllerTest, AlwaysOnTopMultipleRootWindows) {
   Shell::RootWindowList root_windows = Shell::GetAllRootWindows();
   ASSERT_EQ(2U, root_windows.size());
 
-  // Move the active root window to the secondary.
-  Shell::GetInstance()->set_active_root_window(root_windows[1]);
-
   WindowCycleController* controller =
       Shell::GetInstance()->window_cycle_controller();
 
-  // Set up several windows to use to test cycling.
-  Window* default_container0 =
-      Shell::GetContainer(
-          root_windows[0],
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, default_container0));
+  Shell::GetInstance()->set_active_root_window(root_windows[0]);
 
+  // Create two windows in the primary root.
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  EXPECT_EQ(root_windows[0], window0->GetRootWindow());
   Window* top_container0 =
       Shell::GetContainer(
           root_windows[0],
           internal::kShellWindowId_AlwaysOnTopContainer);
   scoped_ptr<Window> window1(CreateTestWindowWithId(1, top_container0));
+  EXPECT_EQ(root_windows[0], window1->GetRootWindow());
 
-  // Set up several windows to use to test cycling.
-  Window* default_container1 =
-      Shell::GetContainer(
-          root_windows[1],
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window2(CreateTestWindowWithId(2, default_container1));
+  // And two on the secondary root.
+  Shell::GetInstance()->set_active_root_window(root_windows[1]);
+  scoped_ptr<Window> window2(CreateTestWindowWithId(2, NULL));
+  EXPECT_EQ(root_windows[1], window2->GetRootWindow());
 
   Window* top_container1 =
       Shell::GetContainer(
           root_windows[1],
           internal::kShellWindowId_AlwaysOnTopContainer);
   scoped_ptr<Window> window3(CreateTestWindowWithId(3, top_container1));
+  EXPECT_EQ(root_windows[1], window3->GetRootWindow());
 
+  // Move the active root window to the secondary.
+  Shell::GetInstance()->set_active_root_window(root_windows[1]);
 
   wm::ActivateWindow(window2.get());
 
+  EXPECT_EQ(root_windows[0], window0->GetRootWindow());
+  EXPECT_EQ(root_windows[0], window1->GetRootWindow());
+  EXPECT_EQ(root_windows[1], window2->GetRootWindow());
+  EXPECT_EQ(root_windows[1], window3->GetRootWindow());
+
   // Simulate pressing and releasing Alt-tab.
   EXPECT_TRUE(wm::IsActiveWindow(window2.get()));
   controller->HandleCycleWindow(WindowCycleController::FORWARD, true);
@@ -420,13 +396,9 @@ TEST_F(WindowCycleControllerTest, MostRecentlyUsed) {
       Shell::GetInstance()->window_cycle_controller();
 
   // Set up several windows to use to test cycling.
-  Window* container =
-      Shell::GetContainer(
-          Shell::GetPrimaryRootWindow(),
-          internal::kShellWindowId_DefaultContainer);
-  scoped_ptr<Window> window0(CreateTestWindowWithId(0, container));
-  scoped_ptr<Window> window1(CreateTestWindowWithId(1, container));
-  scoped_ptr<Window> window2(CreateTestWindowWithId(2, container));
+  scoped_ptr<Window> window0(CreateTestWindowWithId(0, NULL));
+  scoped_ptr<Window> window1(CreateTestWindowWithId(1, NULL));
+  scoped_ptr<Window> window2(CreateTestWindowWithId(2, NULL));
 
   wm::ActivateWindow(window0.get());
 
diff --git a/ash/wm/workspace/multi_window_resize_controller_unittest.cc b/ash/wm/workspace/multi_window_resize_controller_unittest.cc
index 6b29d6532..9cd4cba 100644
--- a/ash/wm/workspace/multi_window_resize_controller_unittest.cc
+++ b/ash/wm/workspace/multi_window_resize_controller_unittest.cc
@@ -32,7 +32,7 @@ class MultiWindowResizeControllerTest : public test::AshTestBase {
         ash::Shell::TestApi(Shell::GetInstance()).workspace_controller();
     wc->SetGridSize(0);
     WorkspaceEventFilter* event_filter =
-        WorkspaceControllerTestHelper(wc).filter();
+        WorkspaceControllerTestHelper(wc).GetFilter();
     resize_controller_ = WorkspaceEventFilterTestHelper(event_filter).
         resize_controller();
   }
diff --git a/ash/wm/workspace/workspace_event_filter.cc b/ash/wm/workspace/workspace_event_filter.cc
index 8c9cb3c..8b64a62 100644
--- a/ash/wm/workspace/workspace_event_filter.cc
+++ b/ash/wm/workspace/workspace_event_filter.cc
@@ -8,7 +8,6 @@
 #include "ash/wm/property_util.h"
 #include "ash/wm/window_frame.h"
 #include "ash/wm/window_util.h"
-#include "ash/wm/workspace/workspace_layout_manager.h"
 #include "ash/wm/workspace/workspace_window_resizer.h"
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/window.h"
@@ -69,10 +68,13 @@ namespace internal {
 
 WorkspaceEventFilter::WorkspaceEventFilter(aura::Window* owner)
     : ToplevelWindowEventFilter(owner),
-      hovered_window_(NULL) {
+      hovered_window_(NULL),
+      destroyed_(NULL) {
 }
 
 WorkspaceEventFilter::~WorkspaceEventFilter() {
+  if (destroyed_)
+    *destroyed_ = true;
   if (hovered_window_)
     hovered_window_->RemoveObserver(this);
 }
@@ -95,14 +97,21 @@ bool WorkspaceEventFilter::PreHandleMouseEvent(aura::Window* target,
     case ui::ET_MOUSE_EXITED:
       UpdateHoveredWindow(NULL);
       break;
-    case ui::ET_MOUSE_PRESSED:
+    case ui::ET_MOUSE_PRESSED: {
       if (event->flags() & ui::EF_IS_DOUBLE_CLICK &&
           target->delegate()->GetNonClientComponent(event->location()) ==
-          HTCAPTION)
+          HTCAPTION) {
+        bool destroyed = false;
+        destroyed_ = &destroyed;
         ToggleMaximizedState(target);
+        if (destroyed)
+          return false;
+        destroyed_ = NULL;
+      }
       multi_window_resize_controller_.Hide();
       HandleVerticalResizeDoubleClick(target, event);
       break;
+    }
     default:
       break;
   }
diff --git a/ash/wm/workspace/workspace_event_filter.h b/ash/wm/workspace/workspace_event_filter.h
index 75479df..98244b6e 100644
--- a/ash/wm/workspace/workspace_event_filter.h
+++ b/ash/wm/workspace/workspace_event_filter.h
@@ -57,6 +57,9 @@ class WorkspaceEventFilter : public ToplevelWindowEventFilter,
 
   MultiWindowResizeController multi_window_resize_controller_;
 
+  // If non-NULL, set to true in the destructor.
+  bool* destroyed_;
+
   DISALLOW_COPY_AND_ASSIGN(WorkspaceEventFilter);
 };
 
diff --git a/ash/wm/workspace/workspace_event_filter_unittest.cc b/ash/wm/workspace/workspace_event_filter_unittest.cc
index 9aafb1f..ff9b659 100644
--- a/ash/wm/workspace/workspace_event_filter_unittest.cc
+++ b/ash/wm/workspace/workspace_event_filter_unittest.cc
@@ -41,10 +41,7 @@ class WorkspaceEventFilterTest : public test::AshTestBase {
 };
 
 TEST_F(WorkspaceEventFilterTest, DoubleClickSingleAxisResizeEdge) {
-  WorkspaceControllerTestHelper workspace_helper(
-      Shell::TestApi(Shell::GetInstance()).workspace_controller());
-  WorkspaceManager* manager = workspace_helper.workspace_manager();
-  manager->set_grid_size(0);
+  Shell::TestApi(Shell::GetInstance()).workspace_controller()->SetGridSize(0);
 
   // Double clicking the vertical resize edge of a window should maximize it
   // vertically.
@@ -52,6 +49,8 @@ TEST_F(WorkspaceEventFilterTest, DoubleClickSingleAxisResizeEdge) {
   aura::test::TestWindowDelegate wd;
   scoped_ptr<aura::Window> window(CreateTestWindow(&wd, restored_bounds));
 
+  wm::ActivateWindow(window.get());
+
   gfx::Rect work_area =
       gfx::Screen::GetDisplayNearestWindow(window.get()).work_area();
 
diff --git a/ash/wm/workspace/workspace_manager.cc b/ash/wm/workspace/workspace_manager.cc
index aac67bc..db799c4 100644
--- a/ash/wm/workspace/workspace_manager.cc
+++ b/ash/wm/workspace/workspace_manager.cc
@@ -134,6 +134,10 @@ void WorkspaceManager::SetActiveWorkspaceByWindow(aura::Window* window) {
     workspace->Activate();
 }
 
+void WorkspaceManager::SetGridSize(int grid_size) {
+  grid_size_ = grid_size;
+}
+
 void WorkspaceManager::UpdateShelfVisibility() {
   if (shelf_)
     shelf_->UpdateVisibilityState();
diff --git a/ash/wm/workspace/workspace_manager.h b/ash/wm/workspace/workspace_manager.h
index bb685b8..67a6068 100644
--- a/ash/wm/workspace/workspace_manager.h
+++ b/ash/wm/workspace/workspace_manager.h
@@ -66,7 +66,7 @@ class ASH_EXPORT WorkspaceManager {
 
   // Sets the size of the grid. Newly added windows are forced to align to the
   // size of the grid.
-  void set_grid_size(int size) { grid_size_ = size; }
+  void SetGridSize(int grid_size);
   int grid_size() const { return grid_size_; }
 
   void set_shelf(ShelfLayoutManager* shelf) { shelf_ = shelf; }
diff --git a/ash/wm/workspace/workspace_manager_unittest.cc b/ash/wm/workspace/workspace_manager_unittest.cc
index 7c858d7..bcd845e 100644
--- a/ash/wm/workspace/workspace_manager_unittest.cc
+++ b/ash/wm/workspace/workspace_manager_unittest.cc
@@ -78,7 +78,7 @@ class WorkspaceManagerTest : public test::AshTestBase {
     WorkspaceControllerTestHelper workspace_helper(
         Shell::TestApi(Shell::GetInstance()).workspace_controller());
     manager_ = workspace_helper.workspace_manager();
-    manager_->set_grid_size(0);
+    manager_->SetGridSize(0);
   }
   virtual void TearDown() OVERRIDE {
     manager_ = NULL;
@@ -303,7 +303,7 @@ TEST_F(WorkspaceManagerTest, ChangeBoundsOfNormalWindow) {
 
 // Assertions around grid size.
 TEST_F(WorkspaceManagerTest, SnapToGrid) {
-  manager_->set_grid_size(8);
+  manager_->SetGridSize(8);
 
   // Verify snap to grid when bounds are set before parented.
   scoped_ptr<Window> w1(CreateTestWindowUnparented());
diff --git a/ash/wm/workspace/workspace_window_resizer_unittest.cc b/ash/wm/workspace/workspace_window_resizer_unittest.cc
index 369ad8a..ad2a645 100644
--- a/ash/wm/workspace/workspace_window_resizer_unittest.cc
+++ b/ash/wm/workspace/workspace_window_resizer_unittest.cc
@@ -57,28 +57,25 @@ class WorkspaceWindowResizerTest : public test::AshTestBase {
     aura::RootWindow* root = Shell::GetPrimaryRootWindow();
     root->SetHostSize(gfx::Size(800, kRootHeight));
 
-    aura::Window* default_container =
-        Shell::GetContainer(root, kShellWindowId_DefaultContainer);
-
     gfx::Rect root_bounds(root->bounds());
     EXPECT_EQ(kRootHeight, root_bounds.height());
     Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
     window_.reset(new aura::Window(&delegate_));
     window_->SetType(aura::client::WINDOW_TYPE_NORMAL);
     window_->Init(ui::LAYER_NOT_DRAWN);
-    window_->SetParent(default_container);
+    window_->SetParent(NULL);
     window_->set_id(1);
 
     window2_.reset(new aura::Window(&delegate2_));
     window2_->SetType(aura::client::WINDOW_TYPE_NORMAL);
     window2_->Init(ui::LAYER_NOT_DRAWN);
-    window2_->SetParent(default_container);
+    window2_->SetParent(NULL);
     window2_->set_id(2);
 
     window3_.reset(new aura::Window(&delegate3_));
     window3_->SetType(aura::client::WINDOW_TYPE_NORMAL);
     window3_->Init(ui::LAYER_NOT_DRAWN);
-    window3_->SetParent(default_container);
+    window3_->SetParent(NULL);
     window3_->set_id(3);
   }
 
diff --git a/ash/wm/workspace_controller.cc b/ash/wm/workspace_controller.cc
index ea2262c..765daeb 100644
--- a/ash/wm/workspace_controller.cc
+++ b/ash/wm/workspace_controller.cc
@@ -51,7 +51,7 @@ bool WorkspaceController::IsInMaximizedMode() const {
 }
 
 void WorkspaceController::SetGridSize(int grid_size) {
-  workspace_manager_->set_grid_size(grid_size);
+  workspace_manager_->SetGridSize(grid_size);
   event_filter_->set_grid_size(grid_size);
 }
 
diff --git a/ash/wm/workspace_controller_test_helper.cc b/ash/wm/workspace_controller_test_helper.cc
index db32844..75177ef 100644
--- a/ash/wm/workspace_controller_test_helper.cc
+++ b/ash/wm/workspace_controller_test_helper.cc
@@ -6,6 +6,7 @@
 
 #include "ash/wm/workspace_controller.h"
 #include "ash/wm/workspace/workspace_event_filter_test_helper.h"
+#include "ui/aura/window.h"
 
 namespace ash {
 namespace internal {
@@ -18,9 +19,13 @@ WorkspaceControllerTestHelper::WorkspaceControllerTestHelper(
 WorkspaceControllerTestHelper::~WorkspaceControllerTestHelper() {
 }
 
+WorkspaceEventFilter* WorkspaceControllerTestHelper::GetFilter() {
+  return controller_->event_filter_;
+}
+
 MultiWindowResizeController*
 WorkspaceControllerTestHelper::GetMultiWindowResizeController() {
-  return WorkspaceEventFilterTestHelper(filter()).resize_controller();
+  return WorkspaceEventFilterTestHelper(GetFilter()).resize_controller();
 }
 
 }  // namespace internal
diff --git a/ash/wm/workspace_controller_test_helper.h b/ash/wm/workspace_controller_test_helper.h
index 04b1943..c48f096 100644
--- a/ash/wm/workspace_controller_test_helper.h
+++ b/ash/wm/workspace_controller_test_helper.h
@@ -6,6 +6,7 @@
 #define ASH_WM_WORKSPACE_CONTROLLER_TEST_HELPER_H_
 
 #include "ash/wm/workspace_controller.h"
+#include "ash/wm/workspace/workspace_manager.h"
 
 namespace ash {
 namespace internal {
@@ -18,10 +19,11 @@ class WorkspaceControllerTestHelper {
   explicit WorkspaceControllerTestHelper(WorkspaceController* controller);
   ~WorkspaceControllerTestHelper();
 
-  WorkspaceEventFilter* filter() { return controller_->event_filter_; }
+  WorkspaceEventFilter* GetFilter();
   MultiWindowResizeController* GetMultiWindowResizeController();
   WorkspaceManager* workspace_manager() {
-    return controller_->workspace_manager_.get();
+    return static_cast<WorkspaceManager*>(
+        controller_->workspace_manager_.get());
   }
 
  private:
diff --git a/ui/aura/client/stacking_client.h b/ui/aura/client/stacking_client.h
index fda9427..5544b1f 100644
--- a/ui/aura/client/stacking_client.h
+++ b/ui/aura/client/stacking_client.h
@@ -22,6 +22,8 @@ class AURA_EXPORT StackingClient {
 
   // Called by the Window when its parent is set to NULL, returns the window
   // that |window| should be added to instead.
+  // NOTE: this may have side effects. It should only be used when |window| is
+  // going to be immediately added.
   virtual Window* GetDefaultParent(Window* window, const gfx::Rect& bounds) = 0;
 };