Index: content/browser/renderer_host/gesture_event_filter.cc |
diff --git a/content/browser/renderer_host/gesture_event_filter.cc b/content/browser/renderer_host/gesture_event_filter.cc |
index b59cc2196237178426ceb2842c4e0c051b2d924a..a050d411db8cf9c0d1cf2188810be2f7d21f9c3f 100644 |
--- a/content/browser/renderer_host/gesture_event_filter.cc |
+++ b/content/browser/renderer_host/gesture_event_filter.cc |
@@ -170,6 +170,11 @@ void GestureEventFilter::MergeOrInsertScrollEvent( |
if (coalesced_gesture_events_.size() > 1 && |
last_gesture_event->type == gesture_event.type && |
last_gesture_event->modifiers == gesture_event.modifiers) { |
+ last_gesture_event->data.scrollUpdate.deltaX += |
+ gesture_event.data.scrollUpdate.deltaX; |
+ last_gesture_event->data.scrollUpdate.deltaY += |
+ gesture_event.data.scrollUpdate.deltaY; |
+ // TODO(rbyers): deltaX/deltaY fields going away. crbug.com/143237 |
last_gesture_event->deltaX += gesture_event.deltaX; |
last_gesture_event->deltaY += gesture_event.deltaY; |
DLOG_IF(WARNING, |