This code is unused now that ReadLockDescriptors are not sent in layer transactions.
--HG--
extra : rebase_source : 8cd25541b22c3151e2dbd2f8ea6d1119e2f26c94
extra : source : 99a2d26d1ba82ad34a6c27641500a424cda015c3
Since the default size is 64, we only care about message size which is > 64 bytes.
MozReview-Commit-ID: 2vUpcaUjlNP
--HG--
extra : rebase_source : 946ae82f8fc2febd05d8fc4323145643ec97b306