events: Add a new events_unittests target.

ui/events/test/test_suite.cc

+// Copyright (c) 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.
+
+#include "ui/events/test/test_suite.h"
+
+#include "build/build_config.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace ui {
+namespace test {
+
+EventsTestSuite::EventsTestSuite(int argc, char** argv)
+    : TestSuite(argc, argv) {}
+
+EventsTestSuite::~EventsTestSuite() {}
+
+}  // namespace test
+}  // namespace ui