Added rune to rendering watchlist.
Added rune to rendering watchlist.

NOTRY=true
TBR=abarth
BUG=None

Review URL: https://codereview.chromium.org/203593010

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@169533 bbb929c8-8fbe-4397-9dbb-9b2b20218538

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk