events: Add a new events_unittests target.

ui/events/events.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 112 matching lines @@
         }],
         ['use_x11==1', {
           'dependencies': [
             '<(DEPTH)/build/linux/system.gyp:x11',
           ],
         }],
         ['use_ozone_evdev==1', {
           'defines': ['USE_OZONE_EVDEV=1'],
         }],
       ],
-    }
+    },
+    {
+      'target_name': 'events_unittests',
+      'type': '<(gtest_target_type)',
+      'dependencies': [
+        '<(DEPTH)/base/base.gyp:base',
+        '<(DEPTH)/base/base.gyp:test_support_base',
+        '<(DEPTH)/testing/gtest.gyp:gtest',
+        '../gfx/gfx.gyp:gfx',
+        'events_base',
+        'events',
+      ],
+      'sources': [
+        'event_dispatcher_unittest.cc',
+        'event_unittest.cc',
+        'latency_info_unittest.cc',
+        'test/events_unittests.cc',
+        'test/test_suite.cc',
+        'test/test_suite.h',
+        'ozone/evdev/key_event_converter_unittest.cc',
+        'ozone/evdev/touch_event_converter_unittest.cc',
+      ],
+    },
   ],
 }