Having VLOG(1) there resulted in log spam from all objectProxy objects
that connected to some signal.
BUG=none
TEST=dbus_unittests
Review URL: http://codereview.chromium.org/8296005
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@105597 0039d316-1c4b-4281-b951-d872f2087c98