QUIC - clean up changes to keep internal source and chromium code in sync.
+ Comment update of quic_protocol.h.
Merge internal change:
98669107
QUIC - minor cleanup of code in QuicConnection::OnAckFrame to handle
incoming_ack.missing_packets.empty().
Fixed comments from internal CL:
98542855 (ian's review comments)
relnote: n/a (don't increment stop_waiting_count_ if
incoming_ack.missing_packets.empty and least_unacked > 0).
Merge internal change:
98543739
Minor clean up of client.set_initial_max_packet_length in
quic_client_bin and quic_simple_client_bin.
R=rch@chromium.org
Review URL: https://codereview.chromium.org/
1245013003
Cr-Commit-Position: refs/heads/master@{#339928}