Fix invalid scoped_ptr_malloc assignment if NSSProfileFilterChromeOS::Init is called twice.

BUG=none
R=rsleevi@chromium.org, sky@chromium.org

Review URL: https://codereview.chromium.org/174673002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253241 0039d316-1c4b-4281-b951-d872f2087c98
Separate tracking for profiles that haven't been accessed in 4 weeks.

This won't be committed until M35 because last-used-time wasn't recorded until M34 with all profiles starting as "unused" at that time.

BUG=295817

Review URL: https://codereview.chromium.org/141663004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253242 0039d316-1c4b-4281-b951-d872f2087c98
cros: Show saml banner only in sign-in step for enrollment.

BUG=345122
R=bartfab@chromium.org

Review URL: https://codereview.chromium.org/178683005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253243 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 253243