Deprecate --gfe2_reloadable_flag_quic_only_cancel_set_alarms

net/quic/quic_alarm.cc

 // Copyright 2013 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_alarm.h"
 
 #include "base/logging.h"
 #include "net/quic/quic_flags.h"
 
 namespace net {
 
 QuicAlarm::QuicAlarm(QuicArenaScopedPtr<Delegate> delegate)
     : delegate_(std::move(delegate)), deadline_(QuicTime::Zero()) {}
 
 QuicAlarm::~QuicAlarm() {}
 
 void QuicAlarm::Set(QuicTime new_deadline) {
   DCHECK(!IsSet());
   DCHECK(new_deadline.IsInitialized());
   deadline_ = new_deadline;
   SetImpl();
 }
 
 void QuicAlarm::Cancel() {
-  if (FLAGS_quic_only_cancel_set_alarms && !IsSet()) {
+  if (!IsSet()) {
     // Don't try to cancel an alarm that hasn't been set.
     return;
   }
   deadline_ = QuicTime::Zero();
   CancelImpl();
 }
 
 void QuicAlarm::Update(QuicTime new_deadline, QuicTime::Delta granularity) {
   if (!new_deadline.IsInitialized()) {
     Cancel();
@@ skipping 14 matching lines @@
 void QuicAlarm::Fire() {
   if (!IsSet()) {
     return;
   }
 
   deadline_ = QuicTime::Zero();
   delegate_->OnAlarm();
 }
 
 }  // namespace net