[css-images-5] Map object-view-box to SVG viewbox attribute per WG resolution. #7058

Author: fantasai

css-images-5/Overview.bs

@@ -49,8 +49,10 @@ Setting The Viewbox: the 'object-view-box' property {#the-object-view-box}
 
 	The 'object-view-box' property
 	specifies a "view box" over an element,
-	similar to the <{svg/viewBox|&lt;svg viewBox>}> attribute,
-	zooming or panning over the element's contents.
+	which allows zooming or panning over the element's contents.
+	It maps to the <{svg/viewBox|&lt;svg viewBox>}> attribute in SVG. [[SVG2]]
+
+	ISSUE: Make sure behavior is <a href="https://github.com/w3c/csswg-drafts/issues/7058#issuecomment-1057553833">properly consistent for SVG</a>.
 
 	<dl dfn-type=value dfn-for=object-view-box>
 		: <dfn>none</dfn>