arc: enable Android tracing in verified-boot mode

chromeos/chromeos.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # These files lists are shared with the GN build.
     'chromeos_sources': [
       'accelerometer/accelerometer_reader.cc',
@@ skipping 65 matching lines @@
       'cryptohome/cryptohome_parameters.cc',
       'cryptohome/cryptohome_parameters.h',
       'cryptohome/cryptohome_util.cc',
       'cryptohome/cryptohome_util.h',
       'cryptohome/homedir_methods.cc',
       'cryptohome/homedir_methods.h',
       'cryptohome/system_salt_getter.cc',
       'cryptohome/system_salt_getter.h',
       'dbus/arc_obb_mounter_client.cc',
       'dbus/arc_obb_mounter_client.h',
+      'dbus/arc_trace_agent.cc',
+      'dbus/arc_trace_agent.h',
       'dbus/audio_node.cc',
       'dbus/audio_node.h',
       'dbus/auth_policy_client.cc',
       'dbus/auth_policy_client.h',
       'dbus/blocking_method_caller.cc',
       'dbus/blocking_method_caller.h',
       'dbus/cras_audio_client.cc',
       'dbus/cras_audio_client.h',
       'dbus/cros_disks_client.cc',
       'dbus/cros_disks_client.h',
@@ skipping 659 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'chromeos_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }