From 8c5b7ff330ce7cefb75ad334c6b43ce440c96ba6 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Fri, 10 Jun 2016 11:21:43 -0700
Subject: [PATCH] compositor: Rerequest scroll positions from WebRender while
 overscrolled layers are bouncing back.

This fixes a very annoying issue whereby overscrolling would cause mouse
events to go to the wrong place until the layer was scrolled again.
---
 components/compositing/compositor.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/components/compositing/compositor.rs b/components/compositing/compositor.rs
index 6bfa6c992e4..7b476ab2f55 100644
--- a/components/compositing/compositor.rs
+++ b/components/compositing/compositor.rs
@@ -2487,7 +2487,8 @@ impl<Window: WindowMethods> IOCompositor<Window> {
         }
 
         if let Some(ref webrender_api) = self.webrender_api {
-            webrender_api.tick_scrolling_bounce_animations()
+            webrender_api.tick_scrolling_bounce_animations();
+            self.send_webrender_viewport_rects()
         }
     }