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New tab not visually showing until moving mouse #1202
New tab is not shown immediately on tab bar after opening.
Steps to reproduce
New tab is shown on the tab bar.
The new tab is missing from tab bar visually but it is actually accessible.
There are many ways to let the new tab appear:
The bug https://bugzilla.mozilla.org/show_bug.cgi?id=1307100 seems not the cause of this problem because it changes only a Java source file for Android.
added a commit
Oct 12, 2016
Upon further testing, the commit does not fix the condition when restoring a few closed tabs in a row.
Steps to reproduce:
We've a report of this issue.
This issue is definitely caused by https://bugzilla.mozilla.org/show_bug.cgi?id=1304922 .
referenced this issue
Nov 4, 2016
Getting the bug on Firefox 52.0 on Ubuntu, TST version 0.18.2016111701, Plain theme, clean profile.
Did not experience the bug on Firefox 51 with same TST version and theme.
Cannot reproduce the bug on Firefox 53.0a2 with TST git @ b601787 which may be a good sign.