433376 - ##!!! ASSERTION: killing mutation events: 'nsContentUtils::IsSafeToRunScript()

Status: RESOLVED WORKSFORME

(Core :: General, defect, P2)

Description

[Carsten Book [:Tomcat]]

Attachment: stack

Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9pre) Gecko/2008051218
Minefield/3.0pre

Steps to reproduce:
-> Install the Tree Style Tab Extension
https://addons.mozilla.org/en-US/firefox/addon/5890
-> Go into the Tree Style Tab Window and Choose  from the context menu -> Position "leftside" / or "rightside" , depending where your window is
--> Assertion

###!!! ASSERTION: killing mutation events: 'nsContentUtils::IsSafeToRunScript()', file c:\debug\mozilla\firefox-debug\dist\include\content\nsContentUtils.h, line 1445

Comment 1

[Olli Pettay [:smaug][[e-mail]]]

I think nsMenuFrame::UpdateMenuSpecialState should use a script runner to
unset attr. It should probably work just ok, but a testcase would be great.

Comment 2

[:Cykesiopka]

Bug 467005 moved the assertion from nsContentUtils.h to nsContentUtils.cpp

Bug 659530 then removed the assertion.