Downloads: Don't create the default download directory on startup.
Downloads: Don't create the default download directory on startup.

BUG=56021
TEST=see bug.
Review URL: http://codereview.chromium.org/3386024

git-svn-id: http://src.chromium.org/svn/trunk/src@60362 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: d40d343fe9f24c565410bf889b0701acc68807c4
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