Problems capture SVG Elements

[gitreich]

trafficstars

Describe the bug

The Bug leads to empty places in the archived Website on palces where should be buttons/icons/menus

Steps to reproduce the bug

Two Examples see below Watch page in the browser, record the same page and (not) find missing parts in the rendered page by pyWb

1. svg with deprecated Parameter xlink:href Simply record the page https://developer.mozilla.org/en-US/docs/Web/SVG/Attribute/xlink:href in the browser with adress http://some-server:8080/test/record/https://developer.mozilla.org/en-US/play

2. svg with use Same process - example page: https://developer.mozilla.org/en-US/docs/Web/SVG/Element/use https://developer.mozilla.org/en-US/docs/Web/SVG/Element/use

Expected behavior

Archived Page should look like Browser rendered Site

Screenshots

1. svg with deprecated Parameter xlink:href Screenshots site without recording (Should look)

Screenshot of site via the recording/replay:

2. svg with use Screenshot should look:

Screenshot how it looks in record/replay:

Environment

• OS: pywb Docker on CentOS, Browser in Windows 10
• Browser tested with edge and mozilla
• Version pyWB Docker latest ( 2.7.4 )

Additional context