Supervised user import : Request password if necessary, get from behind the flag

BUG=282464
R=nkostylev@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/39593006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231024 0039d316-1c4b-4281-b951-d872f2087c98
CrOS enrollment: don't block on token revoke.
Token revoke may block for up to 3 minutes if network is not online.
This way when user clicks on [Done] or [Cancel] on enrollment confirmation step UI actually proceeds.

BUG=284818
NOTRY=true

Review URL: https://codereview.chromium.org/39983002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231025 0039d316-1c4b-4281-b951-d872f2087c98
Reenable the tap down gesture.

BUG=302752
TEST=GestureEventFilterTest.GestureShowPressAndTapDownIgnoreAck

Review URL: https://codereview.chromium.org/40913002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231026 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 231025
SVN changes up to revision 231026