From df0879532593c67f35a751fbb5b61fd50d6e262c Mon Sep 17 00:00:00 2001
From: eschweic <eschweickart@mozilla.com>
Date: Fri, 12 Jul 2013 10:33:52 -0700
Subject: [PATCH] Fix crash on window resize

---
 src/components/main/compositing/mod.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/components/main/compositing/mod.rs b/src/components/main/compositing/mod.rs
index c6f435c78d3..d277c2f551e 100644
--- a/src/components/main/compositing/mod.rs
+++ b/src/components/main/compositing/mod.rs
@@ -415,7 +415,10 @@ impl CompositorTask {
                     
                     NewLayer(new_size, tile_size) => {
                         *page_size = Size2D(new_size.width as f32, new_size.height as f32);
-                        *quadtree = Some(Quadtree::new(0, 0, new_size.width, new_size.height, tile_size));
+                        *quadtree = Some(Quadtree::new(0, 0,
+                                                       new_size.width.max(&(window_size.width as uint)),
+                                                       new_size.height.max(&(window_size.height as uint)),
+                                                       tile_size));
                         ask_for_tiles();
                         
                     }