#[markdown(off)]
Filed by: egao [at] mozilla.com

https://treeherder.mozilla.org/logviewer.html#?job_id=234882625&repo=try

https://queue.taskcluster.net/v1/task/VMY3w2uTQP-i-FD_82yWHA/runs/0/artifacts/public/logs/live_backing.log

Test: mochitest-3

Platform: windows10-aarch64

Context:
23:45:19 INFO - TEST-START | dom/tests/mochitest/bugs/test_bug427744.html
23:45:19 INFO - TEST-INFO | started process screenshot
23:45:19 INFO - TEST-INFO | screenshot: exit 0
23:45:19 INFO - TEST-UNEXPECTED-FAIL | dom/tests/mochitest/bugs/test_bug427744.html | Should have seen the test plugin
23:45:19 INFO - SimpleTest.ok@SimpleTest/SimpleTest.js:275:18
23:45:19 INFO - @dom/tests/mochitest/bugs/test_bug427744.html:23:1
23:45:19 INFO - Not taking screenshot here: see the one that was previously logged
23:45:19 INFO - TEST-UNEXPECTED-FAIL | dom/tests/mochitest/bugs/test_bug427744.html | uncaught exception - TypeError: firstPlugin is undefined at @http://mochi.test:8888/tests/dom/tests/mochitest/bugs/test_bug427744.html:24:1
23:45:19 INFO -
23:45:19 INFO - simpletestOnerror@SimpleTest/SimpleTest.js:1665:24
23:45:19 INFO - OnErrorEventHandlerNonNull*@SimpleTest/SimpleTest.js:1645:1
23:45:19 INFO - GECKO(8284) | JavaScript error: http://mochi.test:8888/tests/dom/tests/mochitest/bugs/test_bug427744.html, line 24: TypeError: firstPlugin is undefined
23:45:19 INFO - GECKO(8284) | MEMORY STAT | vsize 5645MB | vsizeMaxContiguous 69702635MB | residentFast 119MB | heapAllocated 17MB
23:45:19 INFO - TEST-OK | dom/tests/mochitest/bugs/test_bug427744.html | took 135ms

This test has been disabled for windows10-aarch64 due to plugin not being supported. See https://phabricator.services.mozilla.com/D25504.