Remove stops_event_propagation from Window, since it's broken.

ash/wm/window_cycle_controller_unittest.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 "ash/wm/window_cycle_controller.h"
 
 #include <algorithm>
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 114 matching lines @@
 
   // Passing false for is_alt_down does not start a cycle gesture.
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_FALSE(controller->IsCycling());
   EXPECT_TRUE(wm::IsActiveWindow(window1.get()));
 
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_FALSE(controller->IsCycling());
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
-  // When a screen lock window is visible, cycling window does not take effect.
-  aura::Window* lock_screen_container =
-      Shell::GetInstance()->GetContainer(
-          internal::kShellWindowId_LockScreenContainer);
-  scoped_ptr<Window> lock_screen_window(
-      CreateTestWindowWithId(-1, lock_screen_container));
-  lock_screen_window->Show();
+  // When the screen is locked, cycling window does not take effect.
+  Shell::GetInstance()->delegate()->LockScreen();
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
   controller->HandleCycleWindow(WindowCycleController::BACKWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
-  // Hiding the lock screen is equivalent to not being locked.
-  lock_screen_window->Hide();
+  Shell::GetInstance()->delegate()->UnlockScreen();
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(window1.get()));
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(window0.get()));
 
   // When a modal window is active, cycling window does not take effect.
   aura::Window* modal_container =
       ash::Shell::GetInstance()->GetContainer(
           internal::kShellWindowId_SystemModalContainer);
   scoped_ptr<Window> modal_window(
       CreateTestWindowWithId(-2, modal_container));
   wm::ActivateWindow(modal_window.get());
   EXPECT_TRUE(wm::IsActiveWindow(modal_window.get()));
   controller->HandleCycleWindow(WindowCycleController::FORWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(modal_window.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window0.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window1.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window2.get()));
   controller->HandleCycleWindow(WindowCycleController::BACKWARD, false);
   EXPECT_TRUE(wm::IsActiveWindow(modal_window.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window0.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window1.get()));
   EXPECT_FALSE(wm::IsActiveWindow(window2.get()));
 }
 
 }  // namespace
 
 }  // namespace ash