Cristian Fogel [:cfogel] Reporter
	Description • 6 years ago

[Affected versions]:
- 60.3.0esr ,63.0 64.0b5, 65.0a1 (2018-11-01) 

[Affected platforms]:
- Win 10x64, mac OS10.13, Ubuntu 16.04LTS

[Steps to reproduce]:
1. Launch Firefox;
2. Enable devTools - inspector tab;
3. Ensure that the devTools are docked to bottom;
4. Adjust the browser width so that the html section shifts above the rules 3-pane blocks;
5. Grab the devTools_inspector and drag it down;

[Expected result]:
- The scroll bars are not overlapping elements;

[Actual result]:
- the scroll bar for 3pane section overlaps with the headers;

[Regression range]:
- since the issue described in bug 1483134 is also affecting that area/element, trying to determine a regression for this specific issue is difficult;
- that issue appeared on 2017-10-29 after:
https://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=ed73b55a33120d27efc862eb87d332e167c026f4&tochange=515407ebfa1433c31144374313bbfd8b942af41c

[Additional notes]:
- attached screen recording with the issue;

	Liz Henry (:lizzard) (relman/hg->git project)
	Comment 1 • 5 years ago

Happy to take a patch in nightly; if it seems low risk enough please feel free to request uplift to 65 beta.