Revert "Refactor automation messages." due to mysterious problems on mac.

chrome/chrome.gyp

 # Copyright (c) 2010 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.
 {
   'variables': {
     'chromium_code': 1,
 
     'variables': {
       'version_py_path': 'tools/build/version.py',
       'version_path': 'VERSION',
@@ skipping 1757 matching lines @@
             'theme_resources',
             '../skia/skia.gyp:skia',
             '../testing/gtest.gyp:gtest',
           ],
           'include_dirs': [
             '..',
           ],
           'sources': [
              'test/automation/autocomplete_edit_proxy.cc',
              'test/automation/autocomplete_edit_proxy.h',
+             'test/automation/automation_constants.h',
              'test/automation/automation_handle_tracker.cc',
              'test/automation/automation_handle_tracker.h',
+             'test/automation/automation_messages.cc',
+             'test/automation/automation_messages.h',
+             'test/automation/automation_messages_internal.h',
              'test/automation/automation_proxy.cc',
              'test/automation/automation_proxy.h',
              'test/automation/browser_proxy.cc',
              'test/automation/browser_proxy.h',
              'test/automation/dom_element_proxy.cc',
              'test/automation/dom_element_proxy.h',
              'test/automation/extension_proxy.cc',
              'test/automation/extension_proxy.h',
              'test/automation/javascript_execution_controller.cc',
              'test/automation/javascript_execution_controller.h',
@@ skipping 215 matching lines @@
       }],  # targets
     }],  # OS=="linux" or OS=="freebsd" or OS=="openbsd" or OS=="solaris"
   ],  # 'conditions'
 }
 
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 # tab-width:2
 # indent-tabs-mode:nil
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