Oilpan: fix build after r197705.
Oilpan: fix build after r197705.

TBR=oilpan-reviews
BUG=450238
NOTRY=true

Review URL: https://codereview.chromium.org/1207673002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@197720 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