bug #27064 [VarDumper] Fix HtmlDumper classes match (ogizanagi)

This PR was merged into the 3.4 branch.

Discussion
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[VarDumper] Fix HtmlDumper classes match

| Q             | A
| ------------- | ---
| Branch?       | 3.4 <!-- see below -->
| Bug fix?      | yes
| New feature?  | no <!-- don't forget to update src/**/CHANGELOG.md files -->
| BC breaks?    | no     <!-- see https://symfony.com/bc -->
| Deprecations? | no <!-- don't forget to update UPGRADE-*.md and src/**/CHANGELOG.md files -->
| Tests pass?   | yes    <!-- please add some, will be required by reviewers -->
| Fixed tickets | #27045   <!-- #-prefixed issue number(s), if any -->
| License       | MIT
| Doc PR        | N/A

Commits
-------

229430f [VarDumper] Fix HtmlDumper classes match

src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php

@@ -310,6 +310,9 @@ function xpathString(str) {
 
         return "concat(" + parts.join(",") + ", '')";
     }
+    function xpathHasClass(className) {
+        return "contains(concat(' ', normalize-space(@class), ' '), ' " + className +" ')";
+    }
     addEventListener(root, 'mouseover', function (e) {
         if ('' != refStyle.innerHTML) {
             refStyle.innerHTML = '';
@@ -516,7 +519,15 @@ function showCurrent(state)
                     return;
                 }
 
-                var xpathResult = doc.evaluate('//pre[@id="' + root.id + '"]//span[@class="sf-dump-str" or @class="sf-dump-key" or @class="sf-dump-public" or @class="sf-dump-protected" or @class="sf-dump-private"][contains(translate(child::text(), ' + xpathString(searchQuery.toUpperCase()) + ', ' + xpathString(searchQuery.toLowerCase()) + '), ' + xpathString(searchQuery.toLowerCase()) + ')]', document, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE, null);
+                var classMatches = [
+                    "sf-dump-str",
+                    "sf-dump-key",
+                    "sf-dump-public",
+                    "sf-dump-protected",
+                    "sf-dump-private",
+                ].map(xpathHasClass).join(' or ');
+                
+                var xpathResult = doc.evaluate('.//span[' + classMatches + '][contains(translate(child::text(), ' + xpathString(searchQuery.toUpperCase()) + ', ' + xpathString(searchQuery.toLowerCase()) + '), ' + xpathString(searchQuery.toLowerCase()) + ')]', root, null, XPathResult.ORDERED_NODE_ITERATOR_TYPE, null);
 
                 while (node = xpathResult.iterateNext()) state.nodes.push(node);