1 files changed, 6 insertions, 0 deletions
diff --git a/ash/test/ash_test_base.h b/ash/test/ash_test_base.h
index 3b4bd1d..5b0438c 100644
--- a/ash/test/ash_test_base.h
+++ b/ash/test/ash_test_base.h
@@ -28,6 +28,10 @@ class EventGenerator;
 }  // namespace test
 }  // namespace aura
 
+namespace ui {
+class ScopedAnimationDurationScaleMode;
+}  // namespace ui
+
 namespace ash {
 namespace internal {
 class DisplayManager;
@@ -110,6 +114,8 @@ class AshTestBase : public testing::Test {
   scoped_ptr<TestMetroViewerProcessHost> metro_viewer_host_;
 #endif
 
+  scoped_ptr<ui::ScopedAnimationDurationScaleMode> zero_duration_mode_;
+
   DISALLOW_COPY_AND_ASSIGN(AshTestBase);
 };