Add the copresence DirectiveHandler.

components/components_tests.gyp

Index: components/components_tests.gyp
diff --git a/components/components_tests.gyp b/components/components_tests.gyp
index e11d730ea3fdc08cd61b5ed15409d7868e7b7eff..0c9a821e1d06b89e4b08c218c407226da296a32b 100644
--- a/components/components_tests.gyp
+++ b/components/components_tests.gyp
@@ -77,6 +77,10 @@
             'captive_portal/captive_portal_detector_unittest.cc',
             'cloud_devices/common/cloud_devices_urls_unittest.cc',
             'cloud_devices/common/printer_description_unittest.cc',
+            'copresence/handlers/audio/audio_directive_handler_unittest.cc',
+            'copresence/handlers/audio/audio_directive_list_unittest.cc',
+            'copresence/mediums/audio/audio_player_unittest.cc',
+            'copresence/mediums/audio/audio_recorder_unittest.cc',
             'data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler_unittest.cc',
             'data_reduction_proxy/browser/data_reduction_proxy_config_service_unittest.cc',
             'data_reduction_proxy/browser/data_reduction_proxy_metrics_unittest.cc',
@@ -271,6 +275,9 @@
             # Dependencies of cloud_devices
             'components.gyp:cloud_devices_common',
 
+            # Dependencies for copresence.
+            'components.gyp:copresence',
+
             # Dependencies of data_reduction_proxy
             'components.gyp:data_reduction_proxy_browser',
             'components.gyp:data_reduction_proxy_common',