Update QuicTransportChannel to latest version of libquic

webrtc/p2p/quic/quicconnectionhelper.cc

 /*
  *  Copyright 2016 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include "webrtc/p2p/quic/quicconnectionhelper.h"
 
 namespace cricket {
 
 QuicAlarm* QuicConnectionHelper::CreateAlarm(
     net::QuicAlarm::Delegate* delegate) {
-  return new QuicAlarm(GetClock(), thread_, delegate);
+  return new QuicAlarm(GetClock(), thread_,
+                       net::QuicArenaScopedPtr<QuicAlarm::Delegate>(delegate));
+}
+
+net::QuicArenaScopedPtr<net::QuicAlarm> QuicConnectionHelper::CreateAlarm(
+    net::QuicArenaScopedPtr<QuicAlarm::Delegate> delegate,
+    net::QuicConnectionArena* arena) {
+  return net::QuicArenaScopedPtr<QuicAlarm>(
+      new QuicAlarm(GetClock(), thread_, std::move(delegate)));
 }
 
 QuicAlarm::QuicAlarm(const net::QuicClock* clock,
                      rtc::Thread* thread,
-                     QuicAlarm::Delegate* delegate)
-    : net::QuicAlarm(delegate), clock_(clock), thread_(thread) {}
+                     net::QuicArenaScopedPtr<net::QuicAlarm::Delegate> delegate)
+    : net::QuicAlarm(std::move(delegate)), clock_(clock), thread_(thread) {}
 
 QuicAlarm::~QuicAlarm() {}
 
 void QuicAlarm::OnMessage(rtc::Message* msg) {
   // The alarm may have been cancelled.
   if (!deadline().IsInitialized()) {
     return;
   }
 
   // The alarm may have been re-set to a later time.
   if (clock_->Now() < deadline()) {
     SetImpl();
     return;
   }
 
   Fire();
 }
 
-int64 QuicAlarm::GetDelay() const {
+int64_t QuicAlarm::GetDelay() const {
   return deadline().Subtract(clock_->Now()).ToMilliseconds();
 }
 
 void QuicAlarm::SetImpl() {
   DCHECK(deadline().IsInitialized());
   CancelImpl();  // Unregister if already posted.
 
-  int64 delay_ms = GetDelay();
+  int64_t delay_ms = GetDelay();
   if (delay_ms < 0) {
     delay_ms = 0;
   }
   thread_->PostDelayed(delay_ms, this);
 }
 
 void QuicAlarm::CancelImpl() {
   thread_->Clear(this);
 }
 
 QuicConnectionHelper::QuicConnectionHelper(rtc::Thread* thread)
     : thread_(thread) {}
 
 QuicConnectionHelper::~QuicConnectionHelper() {}
 
 const net::QuicClock* QuicConnectionHelper::GetClock() const {
   return &clock_;
 }
 
 net::QuicRandom* QuicConnectionHelper::GetRandomGenerator() {
   return net::QuicRandom::GetInstance();
 }
 
+net::QuicBufferAllocator* QuicConnectionHelper::GetBufferAllocator() {
+  return &buffer_allocator_;
+}
+
 }  // namespace cricket