events: Run events_unittests on the bots.

masters/master.tryserver.chromium/master.cfg

Index: masters/master.tryserver.chromium/master.cfg
===================================================================
--- masters/master.tryserver.chromium/master.cfg	(revision 233959)
+++ masters/master.tryserver.chromium/master.cfg	(working copy)
@@ -129,6 +129,7 @@
   'content_unittests',
   'crypto_unittests',
   'device_unittests',
+  'events_unittests',
   'google_apis_unittests',
   'gpu_unittests',
   'jingle_unittests',
@@ -416,6 +417,7 @@
   'content_unittests_br',
   'crypto_br',
   'device_unittests_br',
+  'events_br',
   'googleurl_br',
   'gpu_br',
   'interactive_ui_tests_br',
@@ -813,6 +815,7 @@
   ('crypto_br', 'crypto_unittests'),
   ('dbus_br', 'dbus_unittests'),
   ('device_unittests_br', 'device_unittests'),
+  ('events_br', 'aura_builder'),
   ('google_apis_unittests_br', 'google_apis_unittests'),
   ('gpu_br', 'gpu_unittests'),
   #('googleurl', 'url_unittests'), # issue 49580
@@ -1693,6 +1696,7 @@
       'content_browsertests_br',
       'content_unittests_br',
       'device_unittests_br',
+      'events_br',
       'interactive_ui_tests_br',
       'keyboard_unittests',
       'unit_unit_br',
@@ -1716,6 +1720,7 @@
       'aura_br',
       'buildrunner_tests',
       'compositor_br',
+      'events_br',
       'views_br',
     ],
     goma=True,