Separated alt-tab window cycle from overview mode

ash/accelerators/accelerator_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/accelerators/accelerator_controller.h"
 
 #include "ash/accelerators/accelerator_table.h"
 #include "ash/accessibility_delegate.h"
 #include "ash/ash_switches.h"
 #include "ash/display/display_manager.h"
@@ skipping 1181 matching lines @@
     EXPECT_EQ(delegate->GetLastAccessibilityAlert(), A11Y_ALERT_WINDOW_NEEDED);
   }
 
   // Make sure we don't alert if we do have a window.
   scoped_ptr<aura::Window> window(
       CreateTestWindowInShellWithBounds(gfx::Rect(5, 5, 20, 20)));
   wm::ActivateWindow(window.get());
   for (size_t i = 0; i < kActionsNeedingWindowLength; ++i) {
     delegate->TriggerAccessibilityAlert(A11Y_ALERT_NONE);
     GetController()->PerformAction(kActionsNeedingWindow[i], dummy);
-    EXPECT_EQ(delegate->GetLastAccessibilityAlert(), A11Y_ALERT_NONE);
+    EXPECT_NE(delegate->GetLastAccessibilityAlert(), A11Y_ALERT_WINDOW_NEEDED);
   }
 
   // Don't alert if we have a minimized window either.
   GetController()->PerformAction(WINDOW_MINIMIZE, dummy);
   for (size_t i = 0; i < kActionsNeedingWindowLength; ++i) {
     delegate->TriggerAccessibilityAlert(A11Y_ALERT_NONE);
     GetController()->PerformAction(kActionsNeedingWindow[i], dummy);
-    EXPECT_EQ(delegate->GetLastAccessibilityAlert(), A11Y_ALERT_NONE);
+    EXPECT_NE(delegate->GetLastAccessibilityAlert(), A11Y_ALERT_WINDOW_NEEDED);
   }
 }
 
 }  // namespace ash