Disable additional GAIA UI features (right panel) when performing sign in from multi-profiles session.

BUG=333238

Review URL: https://codereview.chromium.org/134333002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244509 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244509
Blink roll 164949:164962

http://build.chromium.org/f/chromium/perf/dashboard/ui/changelog_blink.html?url=/trunk&range=164950:164962&mode=html
TBR=
BUG=

Review URL: https://codereview.chromium.org/135103004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244510 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244511 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244511