I confirmed that the new test fails without the previous patch (since
the abspos element is 50px from the left edge of the viewport instead of
150px, and at the top edge instead of 100px from the top). The test
passes with the patch.
--HG--
rename : layout/reftests/w3c-css/submitted/will-change/will-change-fixpos-cb-height-1.html => layout/reftests/w3c-css/submitted/will-change/will-change-fixpos-cb-position-1.html
extra : commitid : 3xNLl9oUDJV