This test follows a link with a ping attribute where the ping URL matches a 'css-display-none' rule.
This text should remain visible.
 Link with ping


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Frame: 'result_frame'
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Ping received.
HTTP_HOST: 127.0.0.1:8000
REQUEST_URI: /contentextensions/resources/save-ping.py?test=contentextensions-hide-on-ping
No cookies in ping.