747690 - Locationbar text flickers when mouse hover over back/forward button and Identify Box(generic globe) in Windows 7 Aero Basic

Status: RESOLVED INCOMPLETE

(Firefox :: Theme, defect)

Description

[Alice0775 White]

Build Identifier:
http://hg.mozilla.org/mozilla-central/rev/22bfdebf5cae
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:14.0) Gecko/20120420 Firefox/14.0a1 ID:20120420030653

Locationbar text flickers when mouse hover over back/forward button in Windows 7 Aero Basic.
I can also notice in in Windows 7 Classic if System font is changed to Meiyo from "MS UI Gothic".

And it also flickers  when mouse hover over Identify Box in case of non https site(generic globe).

Reproducible: Always

Steps to Reproduce:
1. Switch to Windows 7 Aero Basic (or Classic and change Default font to Meiyo from "MS UI Gothic")
2. Strat Firefox
3. Go http://www.mozilla.org/en-US/about/
4. Mouse hover over around back/forward button and Identify Box

Actual Results:  
  Locationbar text flickers

Expected Results:  
  Should not


Regression window:
Good:
http://hg.mozilla.org/mozilla-central/rev/f10862ac3217
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:14.0) Gecko/20120321 Firefox/14.0a1 ID:20120321033140
Bad:
http://hg.mozilla.org/mozilla-central/rev/e9938aab62e2
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:14.0) Gecko/20120321 Firefox/14.0a1 ID:20120321090441
Pushlog:
http://hg.mozilla.org/mozilla-central/pushloghtml?fromchange=f10862ac3217&tochange=e9938aab62e2

Suspected:
e9938aab62e2	Dão Gottwald — Bug 735691 - Make toolbar buttons borderless in the default state. r=shorlander

Comment 1

[Alice0775 White]

Screen capture: http://youtu.be/BTHfrhpArtY