Index: ui/events/latency_info.h |
diff --git a/ui/events/latency_info.h b/ui/events/latency_info.h |
index 8bf56100dfd84324c1dc9b40923244ba580f2400..5f531a2116394769cf00a58f76a36fe3e7b2d6d8 100644 |
--- a/ui/events/latency_info.h |
+++ b/ui/events/latency_info.h |
@@ -32,7 +32,10 @@ enum LatencyComponentType { |
INPUT_EVENT_LATENCY_UI_COMPONENT, |
// Timestamp when the event is acked from renderer. This is currently set |
// only for touch events. |
- INPUT_EVENT_LATENCY_ACKED_COMPONENT |
+ INPUT_EVENT_LATENCY_ACKED_COMPONENT, |
+ // Frame number when a window snapshot was requested. The snapshot |
+ // is taken when the rendering results actually reach the screen. |
+ WINDOW_SNAPSHOT_FRAME_NUMBER_COMPONENT |
}; |
struct EVENTS_EXPORT LatencyInfo { |