Roll src/net/third_party/quiche/src/ 29ce0bde7..9c41f8ba2 (2 commits)

https://quiche.googlesource.com/quiche.git/+log/29ce0bde7aa7..9c41f8ba2361

$ git log 29ce0bde7..9c41f8ba2 --date=short --no-merges --format='%ad %ae %s'
2020-10-30 fayang Use WriteOrBufferDataAtLevel to send crypto data. Such that existing WriteOrBufferData is used to send application data.
2020-10-30 quiche-dev Lazily initialize mapped varz counters before the first metric operation.

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

Change-Id: I87b8d4dc3c6462f5aaca110bf09da225cb902e78
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2510693
Commit-Queue: Haoyue Wang <haoyuewang@chromium.org>
Commit-Queue: David Schinazi <dschinazi@chromium.org>
Auto-Submit: Haoyue Wang <haoyuewang@chromium.org>
Reviewed-by: David Schinazi <dschinazi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#822866}

DEPS

@@ -333,7 +333,7 @@ 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': '29ce0bde7aa71bdf36936a0a6a6b7be0919db7cc',
+  'quiche_revision': '9c41f8ba236188d2cbf8560fbc9e0fa907742583',
   # 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/mock_crypto_client_stream.cc

@@ -226,7 +226,7 @@ bool MockCryptoClientStream::CryptoConnect() {
     case COLD_START_WITH_CHLO_SENT: {
       handshake_confirmed_ = false;
       encryption_established_ = false;
-      SendHandshakeMessage(GetDummyCHLOMessage());
+      SendHandshakeMessage(GetDummyCHLOMessage(), ENCRYPTION_INITIAL);
       break;
     }
   }

net/quic/quic_flags_list.h

@@ -318,3 +318,8 @@ QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_fix_willing_and_able_to_write2, true)
 
 // If true, do not send control frames before encryption is established.
 QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_encrypted_control_frames, false)
+
+// If true, use WriteOrBufferDataAtLevel to send crypto data. Existing
+// WriteOrBufferData is used to send application data.
+QUIC_FLAG(FLAGS_quic_reloadable_flag_quic_use_write_or_buffer_data_at_level,
+          false)