[css-grid-1][css-grid-2] Remove staticpos dependency on grid positioning properties #7661

Author: fantasai

css-grid-1/Overview.bs

@@ -3489,8 +3489,6 @@ With a Grid Container as Parent</h3>
 	is determined as if it were the sole grid item
 	in a <a>grid area</a>
 	whose edges coincide with the content edges of the <a>grid container</a>.
-	However, if the <a>grid container</a> parent is also the generator of the absolutely positioned element's <a>containing block</a>,
-	instead use the <a>grid area</a> determined in [[#abspos-items]].
 
 	Note: Note that this position is affected by the values of 'justify-self' and 'align-self' on the child,
 	and that, as in most other layout models,
@@ -4889,6 +4887,21 @@ Changes since the <a href="https://www.w3.org/TR/2020/CRD-css-grid-1-20201218/">
 				a <a>fixed sizing function</a> of that argument
 				<ins>(which can change which tracks continue to receive space in this step)</ins>.</p>
 			</blockquote>
+
+		<li id="change-2020-static-position">
+			Remove [=static position=] sensitivity to the [=grid-placement properties=],
+			relying always on the [=grid container=] [=content box=].
+			(<a href="https://github.com/w3c/csswg-drafts/issues/7661">Issue 7661</a>)
+			<blockquote>
+				<p>The <a href="https://www.w3.org/TR/CSS2/visudet.html#abs-non-replaced-width">static position</a> [[!CSS2]]
+				of an absolutely-positioned child of a <a>grid container</a>
+				is determined as if it were the sole grid item
+				in a <a>grid area</a>
+				whose edges coincide with the content edges of the <a>grid container</a>.
+				<del>However, if the <a>grid container</a> parent is also the generator of the absolutely positioned element's <a>containing block</a>,
+				instead use the <a>grid area</a> determined in [[#abspos-items]].</del>
+			</blockquote>
+
 	</ul>
 
 <h3 id="changes-202008">

css-grid-2/Overview.bs

@@ -4025,8 +4025,6 @@ With a Grid Container as Parent</h3>
 	is determined as if it were the sole grid item
 	in a <a>grid area</a>
 	whose edges coincide with the content edges of the <a>grid container</a>.
-	However, if the <a>grid container</a> parent is also the generator of the absolutely positioned element's <a>containing block</a>,
-	instead use the <a>grid area</a> determined in [[#abspos-items]].
 
 	Note: Note that this position is affected by the values of 'justify-self' and 'align-self' on the child,
 	and that, as in most other layout models,
@@ -5491,6 +5489,20 @@ Changes since the <a href="https://www.w3.org/TR/2020/CRD-css-grid-2-20201218/">
 			<a href="http://www.w3.org/TR/css-grid-1/#change-2016-stretch-algo">earlier change</a>
 			to better incorporate ''justify-content/stretch'' handling into the algorithm.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/5966">Issue 5966</a>)
+
+		<li id="change-2020-static-position">
+			Remove [=static position=] sensitivity to the [=grid-placement properties=],
+			relying always on the [=grid container=] [=content box=].
+			(<a href="https://github.com/w3c/csswg-drafts/issues/7661">Issue 7661</a>)
+			<blockquote>
+				<p>The <a href="https://www.w3.org/TR/CSS2/visudet.html#abs-non-replaced-width">static position</a> [[!CSS2]]
+				of an absolutely-positioned child of a <a>grid container</a>
+				is determined as if it were the sole grid item
+				in a <a>grid area</a>
+				whose edges coincide with the content edges of the <a>grid container</a>.
+				<del>However, if the <a>grid container</a> parent is also the generator of the absolutely positioned element's <a>containing block</a>,
+				instead use the <a>grid area</a> determined in [[#abspos-items]].</del>
+			</blockquote>
 	</ul>
 
 <h3 id="changes-202008">