Cherry-pick 6e9bfa7. rdar://122118903

    [Catalyst] AX server not started in the WebContent process
    https://bugs.webkit.org/show_bug.cgi?id=268887
    rdar://122118903

    Reviewed by Chris Dumez.

    The code to eagerly start the AX server in the WebContent process was only enabled for iOS. We should also enable it on Catalyst.

    * Source/WebKit/WebProcess/cocoa/WebProcessCocoa.mm:
    (WebKit::webProcessAccessibilityBundlePath):
    (WebKit::registerWithAccessibility):

    Canonical link: https://commits.webkit.org/274214@main

Identifier: 272448.532@safari-7618.1.15.11-branch

Source/WebKit/WebProcess/cocoa/WebProcessCocoa.mm

@@ -713,7 +713,6 @@ static void registerWithAccessibility()
     if (![[NSBundle bundleWithPath:bundlePath] loadAndReturnError:&error])
         LOG_ERROR("Failed to load accessibility bundle at %@: %@", bundlePath, error);
 
-#if !PLATFORM(MACCATALYST)
     // This code will eagerly start the in-process AX server.
     // This enables us to revoke the Mach bootstrap sandbox extension.
     NSString *webProcessAXBundlePath = webProcessAccessibilityBundlePath();
@@ -723,7 +722,6 @@ static void registerWithAccessibility()
         [[bundle principalClass] safeValueForKey:@"accessibilityInitializeBundle"];
     else
         LOG_ERROR("Failed to load accessibility bundle at %@: %@", webProcessAXBundlePath, error);
-#endif // !PLATFORM(MACCATALYST)
 #endif
 }