tree 0cb7e73e9f7a03536fe008918870ef5fdb74777f
parent 7c89615d6dd74bbb019f2d5413528baef363cec4
author fayang <fayang@google.com> 1582143031 -0800
committer Copybara-Service <copybara-worker@google.com> 1582143059 -0800

gfe-relnote: Add an IsAckFrameEmpty const method to received_packet_manager and make sure GetUpdatedAckFrame is only called to retrieve nonempty ACK frame. Refactoring only, not protected.

PiperOrigin-RevId: 296026015
Change-Id: I41976873d68db37b5c276befd3330c9cbda00108