Revert of Fix flaky remoting webapp javascript unittest.

remoting/remoting_webapp_files.gypi

 # 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.
 
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@@ skipping 62 matching lines @@
     #
 
     # These product files are excluded from our JavaScript unittest
     'remoting_webapp_unittests_exclude_js_files': [
       # background.js is where the onLoad handler is defined, which
       # makes it the entry point of the background page.
       'webapp/crd/js/background.js',
     ],
     # The unit test cases for the webapp
     'remoting_webapp_unittests_js_files': [
+      # TODO(jrw): Move spy_promise to base.
+      'webapp/unittests/spy_promise.js',
+      'webapp/unittests/spy_promise_unittest.js',
       'webapp/base/js/base_unittest.js',
       'webapp/base/js/base_event_hook_unittest.js',
       'webapp/base/js/base_inherits_unittest.js',
       'webapp/base/js/callstack_unittest.js',
       'webapp/base/js/client_session_unittest.js',
       'webapp/base/js/client_session_factory_unittest.js',
       'webapp/base/js/console_wrapper_unittest.js',
       'webapp/base/js/dns_blackhole_checker_unittest.js',
       'webapp/base/js/error_unittest.js',
       'webapp/base/js/fallback_signal_strategy_unittest.js',
@@ skipping 488 matching lines @@
       '<(remoting_webapp_template_background)',
       '<(remoting_webapp_template_main)',
       '<(remoting_webapp_template_message_window)',
       '<(remoting_webapp_template_wcs_sandbox)',
       '<@(remoting_webapp_template_files)',
       '<@(remoting_webapp_crd_js_files)',
     ],
 
   },
 }