Remove unused selector performance test
https://bugs.webkit.org/show_bug.cgi?id=215414
Reviewed by Darin Adler.
* perf/slickspeed/config.ini: Removed.
* perf/slickspeed/footer.html: Removed.
* perf/slickspeed/frameworks/DomQuery.js: Removed.
* perf/slickspeed/frameworks/dummy.js: Removed.
* perf/slickspeed/frameworks/jquery-1.2.3.js: Removed.
* perf/slickspeed/frameworks/prototype.js: Removed.
* perf/slickspeed/header.html: Removed.
* perf/slickspeed/index.php: Removed.
* perf/slickspeed/instructions.txt: Removed.
* perf/slickspeed/logo.png: Removed.
* perf/slickspeed/selectors.list: Removed.
* perf/slickspeed/style.css: Removed.
* perf/slickspeed/system/index.php: Removed.
* perf/slickspeed/system/slickspeed.js: Removed.
* perf/slickspeed/system/template.php: Removed.
* perf/slickspeed/template.html: Removed.
Canonical link: https://commits.webkit.org/228198@main
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@265556 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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