servo: Merge #6349 - rust-geom API changes (from frewsxcv:geom-api-changes); r=pcwalton

Shouldn't be merged until these have merged:

https://github.com/servo/rust-geom/pull/81

https://github.com/ecoal95/rust-offscreen-rendering-context/pull/13

https://github.com/servo/rust-layers/pull/178

~~I'll also need to update the Cargo lock files once they merge~~

Source-Repo: https://github.com/servo/servo
Source-Revision: cfcd8589d06935f83b903f76477ea03e4d4652d0

servo/components/script/script_task.rs

@@ -1340,7 +1340,7 @@ impl ScriptTask {
     fn scroll_fragment_point(&self, pipeline_id: PipelineId, node: JSRef<Element>) {
         let node: JSRef<Node> = NodeCast::from_ref(node);
         let rect = node.get_bounding_content_box();
-        let point = Point2D(rect.origin.x.to_f32_px(), rect.origin.y.to_f32_px());
+        let point = Point2D::new(rect.origin.x.to_f32_px(), rect.origin.y.to_f32_px());
         // FIXME(#2003, pcwalton): This is pretty bogus when multiple layers are involved.
         // Really what needs to happen is that this needs to go through layout to ask which
         // layer the element belongs to, and have it send the scroll message to the