Oilpan: add missing transition type on stack allocated StyleSheetHandler.
Oilpan: add missing transition type on stack allocated StyleSheetHandler.

R=haraken
BUG=340522

Review URL: https://codereview.chromium.org/1185603002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@197032 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