[css-anchor-position-1] Fix conditionals on last successful option handling #12653

Author: fantasai

css-anchor-position-1/Overview.bs

@@ -2084,8 +2084,7 @@ even though they depend on layout and [=used values=].
 
 ISSUE: Rewrite this section to be less confusing and more correct.
 See <a href="https://github.com/w3c/csswg-drafts/issues/12818">Issue 12818</a>,
-<a href="https://github.com/w3c/csswg-drafts/issues/12890">Issue 12890</a>,
-<a href="https://github.com/w3c/csswg-drafts/issues/12653">Issue 12653</a>.
+<a href="https://github.com/w3c/csswg-drafts/issues/12890">Issue 12890</a>.
 
 <div algorithm>
 	To <dfn>apply a position option</dfn> to a box's element |el|,
@@ -2174,12 +2173,7 @@ laying out later boxes cannot change this decision.
 <div algorithm="remember or forget the last successful position option">
 	At the time that {{ResizeObserver}} events are determined and delivered:
 
-	* If a box |el| is [=absolutely positioned=],
-		set its <dfn export>last successful position option</dfn>
-		to the set of [=accepted @position-try properties=] (and values)
-		that it's currently using.
-
-	* Otherwise, if |el| has a [=last successful position option=]
+	* If |el| has a [=last successful position option=]
 		remove its [=last successful position option=]
 		if any of the following are true:
 
@@ -2196,6 +2190,11 @@ laying out later boxes cannot change this decision.
 		to the set of [=accepted @position-try properties=] (and values)
 		that it's now using.
 
+	* Otherwise, if a box |el| is [=absolutely positioned=],
+		set its <dfn export>last successful position option</dfn>
+		to the set of [=accepted @position-try properties=] (and values)
+		that it's currently using.
+
 	Note: The timing of this recording/removal
 	is intentionally identical to the treatment of [=last remembered sizes=].
 </div>