Update from https://crrev.com/311145

net/quic/reliable_quic_stream.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/reliable_quic_stream.h"
 
 #include "base/logging.h"
+#include "base/profiler/scoped_tracker.h"
 #include "net/quic/iovector.h"
 #include "net/quic/quic_flow_controller.h"
 #include "net/quic/quic_session.h"
 #include "net/quic/quic_write_blocked_list.h"
 
 using base::StringPiece;
 using std::min;
 using std::string;
 
 namespace net {
@@ skipping 205 matching lines @@
 
 void ReliableQuicStream::Reset(QuicRstStreamErrorCode error) {
   DCHECK_NE(QUIC_STREAM_NO_ERROR, error);
   stream_error_ = error;
   // Sending a RstStream results in calling CloseStream.
   session()->SendRstStream(id(), error, stream_bytes_written_);
   rst_sent_ = true;
 }
 
 void ReliableQuicStream::CloseConnection(QuicErrorCode error) {
+  // TODO(vadimt): Remove ScopedTracker below once crbug.com/422516 is fixed.
+  tracked_objects::ScopedTracker tracking_profile(
+      FROM_HERE_WITH_EXPLICIT_FUNCTION(
+          "422516 ReliableQuicStream::CloseConnection"));
+
   session()->connection()->SendConnectionClose(error);
 }
 
 void ReliableQuicStream::CloseConnectionWithDetails(QuicErrorCode error,
                                                     const string& details) {
   session()->connection()->SendConnectionCloseWithDetails(error, details);
 }
 
 QuicVersion ReliableQuicStream::version() const {
   return session()->connection()->version();
@@ skipping 279 matching lines @@
 
 bool ReliableQuicStream::IsFlowControlBlocked() {
   if (flow_controller_.IsBlocked()) {
     return true;
   }
   return stream_contributes_to_connection_flow_control_ &&
       connection_flow_controller_->IsBlocked();
 }
 
 }  // namespace net