Add cloud_print_unittests to the GN build.

cloud_print/BUILD.gn

+# Copyright 2015 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.
+
+import("//testing/test.gni")
+
+group("cloud_print") {

[brettw, 2015/03/31 18:02:05]

It looks like this is never referenced. I'm inclined to just not list it since
otherwise it could look like a target exists in things like "gn ls" unless you
look at the source.

[Dirk Pranke, 2015/03/31 18:12:30]

ok..

+  # TODO(GYP) implement me ...
+}
+
+test("cloud_print_unittests") {
+  sources = [
+    "service/service_state_unittest.cc",
+  ]
+
+  deps = [
+    "//base",
+    "//base/test:run_all_unittests",
+    "//cloud_print/service:cloud_print_service_lib",
+    "//testing/gmock",
+    "//testing/gtest",
+  ]
+
+  if (is_win) {
+    sources += [
+      "service/win/service_ipc_unittest.cc",
+      "virtual_driver/win/port_monitor/port_monitor_unittest.cc",
+    ]
+
+    deps += [ "virtual_driver/win:gcp_portmon_lib" ]
+  }
+}