Change watchlist name 'file_system' to 'fileapi' and add fileapi/.* to its filepath.
Change watchlist name 'file_system' to 'fileapi' and add fileapi/.* to its filepath.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/6482018

git-svn-id: http://src.chromium.org/svn/trunk/src@74812 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 13ea62b8374cebfedc827b143650393f0108cbf2
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