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It adds an http://developer.chrome.com/extensions/webRequest.html#event-onBeforeRequest http://developer.chrome.com/extensions/webRequest.html#event... handler
by bboyan 13y ago
It adds an http://developer.chrome.com/extensions/webRequest.html#event-onBeforeRequest http://developer.chrome.com/extensions/webRequest.html#event... handler that prevents requests to /ajax/messaging/typ.php, /ajax/mercury/mark_seen.php, and /ajax/mercury/change_read_status.php.
Copy-pasta from some YouTube ad block extension.