Landing Recent QUIC changes until: Fri Oct 30 22:23:58 2015 +0000

net/quic/quic_chromium_client_session.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_chromium_client_session.h"
 
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/sparse_histogram.h"
@@ skipping 331 matching lines @@
                               0, kMaxReordering, 50);
   if (stats.min_rtt_us > 100 * 1000) {
     UMA_HISTOGRAM_CUSTOM_COUNTS("Net.QuicSession.MaxReorderingTimeLongRtt",
                                 reordering, 0, kMaxReordering, 50);
   }
   UMA_HISTOGRAM_COUNTS(
       "Net.QuicSession.MaxReordering",
       static_cast<base::HistogramBase::Sample>(stats.max_sequence_reordering));
 }
 
+void QuicChromiumClientSession::OnHeadersHeadOfLineBlocking(
+    QuicTime::Delta delta) {
+  UMA_HISTOGRAM_TIMES(
+      "Net.QuicSession.HeadersHOLBlockedTime",
+      base::TimeDelta::FromMicroseconds(delta.ToMicroseconds()));
+}
+
 void QuicChromiumClientSession::OnStreamFrame(const QuicStreamFrame& frame) {
   // Record total number of stream frames.
   UMA_HISTOGRAM_COUNTS("Net.QuicNumStreamFramesInPacket", 1);
 
   // Record number of frames per stream in packet.
   UMA_HISTOGRAM_COUNTS("Net.QuicNumStreamFramesPerStreamInPacket", 1);
 
   return QuicSpdySession::OnStreamFrame(frame);
 }
 
@@ skipping 606 matching lines @@
     return;
 
   // TODO(rch): re-enable this code once beta is cut.
   //  if (stream_factory_)
   //    stream_factory_->OnSessionConnectTimeout(this);
   //  CloseAllStreams(ERR_QUIC_HANDSHAKE_FAILED);
   //  DCHECK_EQ(0u, GetNumOpenStreams());
 }
 
 }  // namespace net