Make sure tasks retain ownership of arguments for deferred execution, take two.
Make sure tasks retain ownership of arguments for deferred execution, take two.

BUG=63748
TEST=none

Review URL: http://codereview.chromium.org/5092010

git-svn-id: http://src.chromium.org/svn/trunk/src@66984 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 2754e8c85a56e2e411f4e5acb6bcf7f9f08dc791
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser