Roll src/net/third_party/quiche/src/ a66f68433..ee0079aee (8 commits)

https://quiche.googlesource.com/quiche.git/+log/a66f68433ddd..ee0079aeee37

$ git log a66f68433..ee0079aee --date=short --no-merges --format='%ad %ae %s'
2020-03-10 bnc gfe-relnote: Remove DUPLICATE_PUSH frame.  Protected by gfe2_reloadable_flag_quic_enable_version_draft_25_v3 and gfe2_reloadable_flag_quic_enable_version_draft_27.
2020-03-09 wub gfe-relnote: In QUIC batch writers, always drop buffered packets on write errors. Protected by --gfe2_restart_flag_quic_batch_writer_always_drop_packets_on_error.
2020-03-09 renjietang Allow STOP_SENDING frame to be the first frame of a stream.
2020-03-09 fayang gfe-relnote: In QUIC, skip packet threshold loss detection if largest acked is a runt. Protected by gfe2_reloadable_flag_quic_skip_packet_threshold_loss_detection_with_runt.
2020-03-09 fayang gfe-relnote: In QUIC, truncate IETF ACK ranges if ACK frame does not fit. Protected by existing gfe2_reloadable_flag_quic_enable_version_draft_25_v3.
2020-03-09 dschinazi Make QuicToyServer support all IETF drafts
2020-03-09 ianswett gfe-relnote: Deprecate gfe2_reloadable_flag_quic_one_immediate_ack.
2020-03-06 wub gfe-relnote: In QUIC BBRv2, add ack height into PROBE_UP's queuing_threshold. Protected by --gfe2_reloadable_flag_quic_bbr2_add_ack_height_to_queueing_threshold.

Created with:
  roll-dep src/net/third_party/quiche/src src/third_party/quic_trace/src

R=bnc@chromium.org

Change-Id: I7ca6e18e2f3546d2bdd767988c4b5417df4df7df
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2097015Reviewed-by: Bence Béky <bnc@chromium.org>
Commit-Queue: Ian Swett <ianswett@chromium.org>
Cr-Commit-Position: refs/heads/master@{#748843}

DEPS

@@ -306,7 +306,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling feed
   # and whatever else without interference from each other.
-  'quiche_revision': 'a66f68433ddd57305e5c116101d4cd59091bed37',
+  'quiche_revision': 'ee0079aeee37c6f2df155b62679a572fda9b2c50',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ios_webkit
   # and whatever else without interference from each other.

net/quic/quic_flags_list.h

@@ -382,3 +382,16 @@ QUIC_FLAG(bool,
 QUIC_FLAG(bool,
           FLAGS_quic_reloadable_flag_quic_use_ack_frame_to_get_min_size,
           false)
+
+// If true, skip packet threshold loss detection if largest acked is a runt.
+QUIC_FLAG(
+    bool,
+    FLAGS_quic_reloadable_flag_quic_skip_packet_threshold_loss_detection_with_runt,
+    false)
+
+// If true, QUIC BBRv2 to take ack height into account when calculating
+// queuing_threshold in PROBE_UP.
+QUIC_FLAG(
+    bool,
+    FLAGS_quic_reloadable_flag_quic_bbr2_add_ack_height_to_queueing_threshold,
+    false)