Test removing a locked element from a document causes lock to be released. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Lock target in iframe. (main document handler). Lock target in iframe. (iframe handler) PASS onpointerlockchange received after: Lock target in iframe. (iframe handler) PASS targetIframe1.contentDocument.pointerLockElement is targetDiv1 PASS targetDiv1.parentElement.parentElement is targetIframe1.contentDocument.body Remove targetDiv1's parent from iframe & immediately lock target2. (main document handler) Remove targetDiv1's parent from iframe & immediately lock target2. (iframe handler) PASS document.pointerLockElement is null PASS targetDiv1.parentElement.parentElement is null PASS onpointerlockerror received after: Remove targetDiv1's parent from iframe & immediately lock target2. (main document handler) PASS onpointerlockchange received after: Remove targetDiv1's parent from iframe & immediately lock target2. (iframe handler) PASS successfullyParsed is true TEST COMPLETE