Converts WindowTreeClientTest to be in terms of aura

services/ui/public/cpp/tests/BUILD.gn

 # Copyright 2014 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("//build/config/ui.gni")
 import("//testing/test.gni")
 
 static_library("unittest_support") {
   testonly = true
 
@@ skipping 11 matching lines @@
     "//base",
     "//services/ui/public/cpp",
     "//services/ui/public/cpp:internal_or_test",
     "//services/ui/public/interfaces",
     "//testing/gtest",
     "//ui/display",
     "//ui/gfx/geometry/mojo",
   ]
 }
 
-static_library("test_support") {
-  testonly = true
-
-  sources = [
-    "window_server_shelltest_base.cc",
-    "window_server_shelltest_base.h",
-    "window_server_test_base.cc",
-    "window_server_test_base.h",
-  ]
-
-  deps = [
-    "//base",
-    "//base/test:test_config",
-    "//services/service_manager/public/cpp:service_test_support",
-    "//services/service_manager/public/cpp:sources",
-    "//services/ui/common:mus_common",
-    "//services/ui/public/cpp",
-    "//testing/gtest",
-    "//ui/display:test_support",
-    "//ui/gl",
-  ]
-}
-
 test("mus_public_unittests") {
   sources = [
     "property_type_converters_unittest.cc",
     "run_all_unittests.cc",
     "window_server_test_suite.cc",
     "window_server_test_suite.h",
     "window_tree_client_unittest.cc",
     "window_unittest.cc",
   ]
 
@@ skipping 13 matching lines @@
     "//ui/events",
     "//ui/gfx:test_support",
     "//ui/gfx/geometry",
     "//ui/gfx/geometry/mojo",
   ]
 
   if (use_x11) {
     deps += [ "//ui/gfx/x" ]
   }
 }