Prepare the default profile and turn off some services before initializing extensions.
Prepare the default profile and turn off some services before initializing extensions.

TEST=This is an attempt to reduce flakiness of Chrome Frame net tests.
BUG=none
TBR=ananta

Review URL: http://codereview.chromium.org/2051004

git-svn-id: http://src.chromium.org/svn/trunk/src@46807 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: f866d0ea228ec2368dd31a026be1335e77cbd0f5
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