[css-paint-api] Add the newly-published Previous Version.

Author: tabatkins

css-paint-api/Overview.bs

@@ -4,7 +4,8 @@ Status: ED
 Group: houdini
 ED: https://drafts.css-houdini.org/css-paint-api-1/
 TR: http://www.w3.org/TR/css-paint-api-1/
-Previous Version: http://www.w3.org/TR/2016/WD-css-paint-api-1-20160607/
+Previous Version: https://www.w3.org/TR/2018/WD-css-paint-api-1-20180410/
+Previous Version: https://www.w3.org/TR/2016/WD-css-paint-api-1-20160607/
 Shortname: css-paint-api
 Level: 1
 Abstract:
@@ -600,7 +601,7 @@ When the user agent wants to <dfn>invoke a paint callback</dfn> given |name|, |i
     8. Let |renderingContext| be the result of <a>create a PaintRenderingContext2D object</a> given:
             - "width" - The width given by |concreteObjectSize|.
             - "height" - The height given by |concreteObjectSize|.
-            - "paintRenderingContext2DSettings" - The 
+            - "paintRenderingContext2DSettings" - The
                 <a for="paint definition">PaintRenderingContext2DSettings object</a> given by |definition|.
 
         Note: The |renderingContext| is not be re-used between invocations of paint. Implicitly this