Run chrome_app_unittests on win bots.

build/gn_migration.gypi

 # Copyright (c) 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.
 
 # This file defines five targets that we are using to track the progress of the
 # GYP->GN migration:
 #
 # 'both_gn_and_gyp' lists what GN is currently capable of building and should
 # match the 'both_gn_and_gyp' target in //BUILD.gn.
 #
@@ skipping 532 matching lines @@
         ['remoting==1', {
           'dependencies': [
             '../remoting/app_remoting_webapp.gyp:ar_sample_app',  # crbug.com/471916
           ],
         }],
         ['test_isolation_mode!="noop"', {
           'dependencies': [
             '../base/base.gyp:base_unittests_run',
             '../cc/cc_tests.gyp:cc_unittests_run',
             '../chrome/chrome.gyp:browser_tests_run',
+            '../chrome/chrome.gyp:chrome_app_unittests_run',
             '../chrome/chrome.gyp:chrome_run',
             '../chrome/chrome.gyp:interactive_ui_tests_run',
             '../chrome/chrome.gyp:sync_integration_tests_run',
             '../chrome/chrome.gyp:unit_tests_run',
             '../components/components_tests.gyp:components_browsertests_run',
             '../components/components_tests.gyp:components_unittests_run',
             '../content/content_shell_and_tests.gyp:content_browsertests_run',
             '../content/content_shell_and_tests.gyp:content_unittests_run',
             '../courgette/courgette.gyp:courgette_unittests_run',
             '../crypto/crypto.gyp:crypto_unittests_run',
@@ skipping 216 matching lines @@
         }],
         ['OS=="android" and target_arch != "x64"', {
           'dependencies': [
             '../third_party/android_platform/relocation_packer.gyp:android_relocation_packer_unittests#host'
           ],
         }],
       ],
     },
   ]
 }