Index: ui/base/android/window_android_observer.h |
diff --git a/ui/base/android/window_android_observer.h b/ui/base/android/window_android_observer.h |
index 69e479912d7b54f2758ea8f45b8296376046c5f0..0d0062c9a77b0ec50e6428004343c6ac5b1882bb 100644 |
--- a/ui/base/android/window_android_observer.h |
+++ b/ui/base/android/window_android_observer.h |
@@ -15,6 +15,8 @@ class UI_BASE_EXPORT WindowAndroidObserver { |
virtual void OnAttachCompositor() = 0; |
virtual void OnDetachCompositor() = 0; |
virtual void OnWillDestroyWindow() = 0; |
+ virtual void OnVSync(base::TimeTicks frame_time, |
+ base::TimeDelta vsync_period) = 0; |
protected: |
virtual ~WindowAndroidObserver() {} |