Pretty sure we already have one, but should have a single point of contact for when we run into issues with our compatibility with the current version of Google Toolbar
Note: the contact information itself should be added in a private comment, or the bug should be marked MoCo confidential to preserve the partner contact's privacy.
"Google Toolbar for Firefox has been discontinued For details, see the announcement. There will be no further updates or security fixes to Google Toolbar for Firefox. For this reason we strongly recommend discontinuing the use of the toolbar." https://www.google.com/intl/en/toolbar/ff/