923419 - On-page text searching in page with XML source has issues

Status: RESOLVED DUPLICATE of bug 263049

(Firefox :: Untriaged, defect)

Description

[xaint]

Attachment: test-case.xml

User Agent: Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Firefox/24.0 (Beta/Release)
Build ID: 20130910160258

Steps to reproduce:

I used searching on page with displayed XML source. Tried to find a string with on-page searching (ctrl+f), i used arrows on search bar (Next), it cycles  present found strings OK, but when I was on last find (searched word turns red) and clicked Previous, it has found nothing.
Searched string was "Datum_zaniku".


Actual results:

String was not found


Expected results:

String can be found, because was present.

Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Firefox/24.0
Bug can be replicated.
I use Czech version on standard release firefox,