Rebaseline fast/text/international/hindi-spacing on linux

BUG=305708
TBR=jsbell@chromium.org

Review URL: https://codereview.chromium.org/26940004

git-svn-id: svn://svn.chromium.org/blink/trunk@159683 bbb929c8-8fbe-4397-9dbb-9b2b20218538