Sync promo: Re-enabling UMA tracking of advanced clicks.
Sync promo: Re-enabling UMA tracking of advanced clicks.

BUG=97820
TEST=We start getting advanced clicks in Sync Promo's UMA.
R=sail@chromium.org


Review URL: http://codereview.chromium.org/8386058

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@108372 0039d316-1c4b-4281-b951-d872f2087c98

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