GN support for setup_unittests.

BUILD.gn

 # 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.
 
 # This is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 537 matching lines @@
       "//third_party/WebKit/Source/platform:platform_unittests",
       "//third_party/WebKit/Source/web:webkit_unit_tests",
       "//ui/app_list:app_list_unittests",  # TODO(GYP)
       "//ui/gfx:gfx_unittests",  # TODO(GYP)
     ]
   }
 
   if (is_win) {
     deps += [
       "//base:pe_image_test",
+      "//chrome/installer/setup:setup_unittests",
       "//chrome_elf:chrome_elf_unittests",
       "//chrome_elf:dll_hash_main",
       "//components/crash/tools:crash_service",
       "//components/wifi:wifi_test",
       "//net:quic_client",
       "//net:quic_server",
       "//sandbox/win:pocdll",
       "//sandbox/win:sandbox_poc",
       "//sandbox/win:sbox_integration_tests",
       "//sandbox/win:sbox_unittests",
@@ skipping 277 matching lines @@
   }
 } else if (is_win) {
   group("windows_default_tests") {
     testonly = true
     deps = [
       "//ash:ash_unittests",  # FAILS 4/20/2015
       "//base:base_unittests",  # PASSES 4/20/2015
       "//cc:cc_unittests",  # PASSES 4/17/2015
       "//chrome_elf:chrome_elf_unittests",  # FAILS 4/20/2015
       "//chrome/installer/util:installer_util_unittests",
+      "//chrome/installer/setup:setup_unittests",
       "//chrome/test:browser_tests",
       "//chrome/test:interactive_ui_tests",
       "//chrome/test:sync_integration_tests",  # Note: need to turn off incremental linking for debug.
       "//chrome/test:unit_tests",
       "//chrome/test/chromedriver:chromedriver_unittests",  # PASSES 4/20/2015
       "//components:components_browsertests",  # PASSES 4/24/2015
       "//components:components_unittests",  # PASSES 4/17/2015
       "//courgette:courgette_unittests",  # PASSES 4/20/2015
       "//content/test:content_browsertests",
       "//content/test:content_unittests",  # PASSES 4/17/2015
@@ skipping 41 matching lines @@
       "//ui/views:views_unittests",  # TooltipControllerTest failures
       "//ui/wm:wm_unittests",  # PASSES 4/21/2015
       "//url:url_unittests",  # PASSES 4/17/2015
 
       # TODO(GYP) nacl_integration
       # TODO(GYP) telemetry_perf_unittests
       # TODO(GYP) telemetry_unittests
     ]
   }
 }