Remove Quirk shouldAutoplayWebAudioForArbitraryUserGesture for bing.com

https://bugs.webkit.org/show_bug.cgi?id=260134
rdar://107430929

Reviewed by Jer Noble.

This quirk is not necessary anymore for bing.com.
The bing voice search is now working while the Site Specific Hacks is
disabled. Removing the quirk which was added with
https://bugs.webkit.org/show_bug.cgi?id=213118

* Source/WebCore/page/Quirks.cpp:
(WebCore::Quirks::shouldAutoplayWebAudioForArbitraryUserGesture const):

Canonical link: https://commits.webkit.org/266928@main

Source/WebCore/page/Quirks.cpp

@@ -157,15 +157,14 @@ bool Quirks::needsPerDocumentAutoplayBehavior() const
 #endif
 }
 
-// bing.com https://bugs.webkit.org/show_bug.cgi?id=213118
 // zoom.com https://bugs.webkit.org/show_bug.cgi?id=223180
 bool Quirks::shouldAutoplayWebAudioForArbitraryUserGesture() const
 {
     if (!needsQuirks())
         return false;
 
     auto host = m_document->topDocument().url().host();
-    return equalLettersIgnoringASCIICase(host, "www.bing.com"_s) || host.endsWithIgnoringASCIICase(".zoom.us"_s);
+    return host.endsWithIgnoringASCIICase(".zoom.us"_s);
 }
 
 // hulu.com starz.com https://bugs.webkit.org/show_bug.cgi?id=190051