Disable DesktopBackgroundControllerTest.ResizeToFitScreens on Windows

ash/desktop_background/desktop_background_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/desktop_background/desktop_background_controller.h"
 
 #include "ash/desktop_background/desktop_background_widget_controller.h"
 #include "ash/desktop_background/wallpaper_resizer.h"
 #include "ash/desktop_background/wallpaper_resizer_observer.h"
 #include "ash/shell.h"
@@ skipping 233 matching lines @@
       root->GetProperty(kAnimatingDesktopController)->GetController(false)->
               widget());
 
   EXPECT_TRUE(root->GetProperty(kDesktopController));
   EXPECT_FALSE(
       root->GetProperty(kAnimatingDesktopController)->GetController(false));
   // The desktop controller should be the last created animating controller.
   EXPECT_EQ(animatingController, root->GetProperty(kDesktopController));
 }
 
-TEST_F(DesktopBackgroundControllerTest, ResizeToFitScreens) {
+#if defined(OS_WIN)
+// Broken on win8_aura. http://crbug.com/179763
+# define MAYBE_ResizeToFitScreens DISABLED_ResizeToFitScreens
+#else
+# define MAYBE_ResizeToFitScreens ResizeToFitScreens
+#endif
+
+TEST_F(DesktopBackgroundControllerTest, MAYBE_ResizeToFitScreens) {
   // We cannot short-circuit animations for this test.
   ui::LayerAnimator::set_disable_animations_for_test(false);
 
   // Keeps in sync with WallpaperLayout enum.
   WallpaperLayout layouts[4] = {
       WALLPAPER_LAYOUT_CENTER,
       WALLPAPER_LAYOUT_CENTER_CROPPED,
       WALLPAPER_LAYOUT_STRETCH,
       WALLPAPER_LAYOUT_TILE,
   };
@@ skipping 42 matching lines @@
     }
     WaitForResize();
     RemoveWallpaperResizerObserver();
     EXPECT_EQ(800, controller->GetWallpaper().width());
     EXPECT_EQ(700, controller->GetWallpaper().height());
   }
 }
 
 }  // namespace internal
 }  // namespace ash