[css-overflow-3] “sized to fit its contents” -> “intrinsically sized”

Author: fantasai

css-overflow-3/Overview.bs

@@ -504,7 +504,7 @@ Scrollbars and Layout</h3>
 		in the top right corner of the scrollbar-extended [=background positioning area=].
 	</div>
 
-	When the box is sized to fit its contents,
+	When the box is intrinsically sized,
 	this reserved space is added to the size of its contents.
 	It is otherwise subtracted from space alotted to the [=content area=].
 	To the extent that the presence of scrollbars can affect sizing,