This is part of the work tracked in bug 1470830.

Screenshots: https://treeherder.mozilla.org/#/jobs?repo=try&revision=4eb0d978ede3ba30a2f19d1603c0771318a2076a Baseline: https://treeherder.mozilla.org/#/jobs?repo=try&revision=78f1053bffb718b12b6a59954632f379a06ea7b4

The rebase landed on a bad revision, let's retry: Screenshots: https://treeherder.mozilla.org/#/jobs?repo=try&revision=833c026e160c95640e5705e4022ff69854c40013 Baseline: https://treeherder.mozilla.org/#/jobs?repo=try&revision=b854913c988991c551ffc19fd3eabecc86516871

In comment 3 there are a number of screenshot differences that appear to be unrelated to the patch. - Changes in the "New to Nightly" font weight on Mac: https://screenshots.mattn.ca/comparisons/try/b854913c988991c551ffc19fd3eabecc86516871/try/833c026e160c95640e5705e4022ff69854c40013/osx-10-10/primaryUI_271_tabsOutsideTitlebar_fiveTabs_maximized_onlyNavBar_noLWT_compactDensity.png - Changes in the Windows background: https://screenshots.mattn.ca/comparisons/try/b854913c988991c551ffc19fd3eabecc86516871/try/833c026e160c95640e5705e4022ff69854c40013/windows10-64/devtools_1_bottomToolbox.png https://screenshots.mattn.ca/comparisons/try/b854913c988991c551ffc19fd3eabecc86516871/try/833c026e160c95640e5705e4022ff69854c40013/windows10-64/primaryUI_031_tabsInTitlebar_fiveTabs_normal_onlyNavBar_noLWT_compactDensity.png Matt, do you confirm these are all infrastructure issues?

Looks like it. Feel free to update https://github.com/mnoorenberghe/mozscreenshots/blob/master/web/known_inconsistencies.json

This is now rebased on top of bug 1421433. Screenshots: https://treeherder.mozilla.org/#/jobs?repo=try&revision=0cebbea2c3fca709ee7c04eba17329f50610a317 Baseline: https://treeherder.mozilla.org/#/jobs?repo=try&revision=3c9c0dd2d9cb829ca36c98713d8b1ea009fc346c

Comment on attachment 8988127 [details] Bug 1471544 - Load "menulist.css" as a document stylesheet. Hm, there is probably a rule still to fix on Linux. https://screenshots.mattn.ca/compare/?oldProject=try&oldRev=3c9c0dd2d9cb829ca36c98713d8b1ea009fc346c&newProject=try&newRev=0cebbea2c3fca709ee7c04eba17329f50610a317

Comment on attachment 8988127 [details] Bug 1471544 - Load "menulist.css" as a document stylesheet. Ignore comment 7, I've seen something in the screenshots for "menu.css" and mixed up things. The link shows no regression in the screenshots for "menulist.css".

Comment on attachment 8988127 [details] Bug 1471544 - Load "menulist.css" as a document stylesheet. https://reviewboard.mozilla.org/r/253376/#review261810

Pushed by paolo.mozmail@amadzone.org: https://hg.mozilla.org/integration/mozilla-inbound/rev/9af50285c1b9 Load "menulist.css" as a document stylesheet. r=dao