Split TrafficPolicer into a generic one-way packet filter class and a policer-specific logic.

net/net.gypi

 # Copyright 2014 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.
 
 # This file is shared between the regular GYP build, the NaCl GYP build, and
 # the GN build. For GN support, it must have no conditionals or anything like
 # that beyond the simple one-level-deep dictionary of values.
 {
   'variables': {
     # Subset of net source files that are compiled for NaCl (net_nacl target).
@@ skipping 1887 matching lines @@
       'quic/test_tools/rtt_stats_peer.cc',
       'quic/test_tools/rtt_stats_peer.h',
       'quic/test_tools/simple_quic_framer.cc',
       'quic/test_tools/simple_quic_framer.h',
       'quic/test_tools/simulator/actor.cc',
       'quic/test_tools/simulator/actor.h',
       'quic/test_tools/simulator/alarm_factory.cc',
       'quic/test_tools/simulator/alarm_factory.h',
       'quic/test_tools/simulator/link.cc',
       'quic/test_tools/simulator/link.h',
+      'quic/test_tools/simulator/packet_filter.cc',
+      'quic/test_tools/simulator/packet_filter.h',
       'quic/test_tools/simulator/port.cc',
       'quic/test_tools/simulator/port.h',
       'quic/test_tools/simulator/queue.cc',
       'quic/test_tools/simulator/queue.h',
       'quic/test_tools/simulator/quic_endpoint.cc',
       'quic/test_tools/simulator/quic_endpoint.h',
       'quic/test_tools/simulator/quic_endpoint_test.cc',
       'quic/test_tools/simulator/simulator.cc',
       'quic/test_tools/simulator/simulator.h',
       'quic/test_tools/simulator/simulator_test.cc',
@@ skipping 1460 matching lines @@
       'third_party/nist-pkits/crls/requireExplicitPolicy5subCACRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy5subsubCACRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy5subsubsubCACRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy7CACRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy7subCARE2CRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy7subsubCARE2RE4CRL.crl',
       'third_party/nist-pkits/crls/requireExplicitPolicy7subsubsubCARE2RE4CRL.crl',
     ],
   }
 }