Bug 1106234 - [FFOS2.0][Woodduck][Contacts] A grey line will display in the right of alphabet
Merge pull request #26728 from luke-chang/1106234_v2.0m_contacts_gray_line

Bug 1106234 - [FFOS2.0][Woodduck][Contacts] A grey line will display in the right of alphabet, r=francisco