Layout Test svg/batik/text/textPosition2.svg is flaky

BUG=352856
TEST=
TBR=zmo@chromium.org

Review URL: https://codereview.chromium.org/196983020

git-svn-id: svn://svn.chromium.org/blink/trunk@169291 bbb929c8-8fbe-4397-9dbb-9b2b20218538