Removed unused variable in ShapeResult destructor
Removed unused variable in ShapeResult destructor

Removed unused & unnecessary destory variable in ShapeResult destructor.

TBR=pdr@chromium.org

Review URL: https://codereview.chromium.org/1234763003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@198829 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