Remove subtree-visibility usage (#32670)

diff --git a/css/css-contain/content-visibility/resources/text-fragment-target-auto.html b/css/css-contain/content-visibility/resources/text-fragment-target-auto.html
index d07ede5..53a22f5 100644
--- a/css/css-contain/content-visibility/resources/text-fragment-target-auto.html
+++ b/css/css-contain/content-visibility/resources/text-fragment-target-auto.html
@@ -42,7 +42,7 @@
   height: 10000px;
 }
 .auto {
-  subtree-visibility: auto;
+  content-visibility: auto;
 }
 </style>