Add NeedsRebaseline for svg/custom/relative-sized
Add NeedsRebaseline for svg/custom/relative-sized

BUG=313438
TBR=rob.buis

Review URL: https://codereview.chromium.org/1216093004

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@198154 bbb929c8-8fbe-4397-9dbb-9b2b20218538

Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk