[css-sizing-4] Remove from-ratio option from spec. w3c#3268

Author: fantasai

css-sizing-4/Overview.bs

@@ -185,24 +185,6 @@ Intrinsic Aspect Ratios: the 'aspect-ratio' property</h3>
 		taking into account the ''height/min-content'' minimum.
 	</div>
 
-<h3 id="from-ratio">
-Aspect Ratio Limits Option A: the ''from-ratio''</h3>
-
-	<pre class="partial propdef">
-	Name: min-width, min-height, max-width, max-height
-	New Values: from-ratio
-	Computed value: keyword as specified
-	</pre>
-
-	The <dfn type=value for="min-width, min-height, max-width, max-height">from-ratio</dfn> keyword
-	specifies that the used value of the property
-	is calculated from the used size of the opposite dimension
-	converted through the aspect ratio.
-	If the box has no aspect ratio,
-	then an aspect ratio of 1:1 is assumed.
-
-	ISSUE: Define a table of all the ways this creates conflicts and cycles and break them.
-
 	<div class="example">
 		In the following example,
 		the box is as wide as the container (as usual),
@@ -212,8 +194,8 @@ Aspect Ratio Limits Option A: the ''from-ratio''</h3>
 		<pre>
 		  div {
 		    aspect-ratio: 1/1;
-		    min-height: from-ratio;
-		    height: max-content;
+		    min-height: max-content;
+		    /* 'width' and 'height' both default to 'auto' */
 		  }
 		</pre>