Crash on non-primary full screen exit

ash/screen_ash_unittest.cc

Index: ash/screen_ash_unittest.cc
diff --git a/ash/screen_ash_unittest.cc b/ash/screen_ash_unittest.cc
index b00eb54331df9fd32e107493964cd5f6c82f04e7..365db25c4a03ce275ccd9307f138a0cc0cec6aa7 100644
--- a/ash/screen_ash_unittest.cc
+++ b/ash/screen_ash_unittest.cc
@@ -71,6 +71,20 @@ TEST_F(ScreenAshTest, Bounds) {
   }
 }
 
+// Test verifies a stable handling of secondary screen widget changes
+// (crbug.com/226132).
+TEST_F(ScreenAshTest, StabilityTest) {
+  UpdateDisplay("600x600,500x500");
+  views::Widget* secondary = views::Widget::CreateWindowWithContextAndBounds(
+      NULL, CurrentContext(), gfx::Rect(610, 10, 100, 100));

[oshima, 2013/04/04 08:03:22]

check if the secondary is indeed on 2nd display.
EXPECT_EQ(Shell::GetAllRootWindows[1],
secondary->GetNativewView()->GetRootWindow());

+  secondary->Show();
+  secondary->Maximize();
+  secondary->Show();
+  secondary->SetFullscreen(true);
+  secondary->Hide();
+  secondary->Close();
+}
+
 TEST_F(ScreenAshTest, ConvertRect) {
   UpdateDisplay("600x600,500x500");