tree 3d98d5d7e7b02ff3c3c1550701cb3033e34b37ea
parent 67012993060a3f5d2a4786f996fc92fa0449c87b
author bnc <bnc@google.com> 1564532474 -0700
committer Copybara-Service <copybara-worker@google.com> 1564566023 -0700

Add QpackBlockingManager to track blocked streams and blocking entries.

gfe-relnote: n/a, change to QUIC v99-only code.  Protected by existing disabled gfe2_reloadable_flag_quic_enable_version_99.
PiperOrigin-RevId: 260829566
Change-Id: I3f2f74384f213f3dfea8460a77f759b070a7d79c