[chromedriver] Create release script and handle Chrome/ChromeDriver versions.

chrome/chrome_tests.gypi

 # Copyright 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 738 matching lines @@
         'test/chromedriver/net/websocket.cc',
         'test/chromedriver/net/websocket.h',
         'test/chromedriver/session.cc',
         'test/chromedriver/session.h',
         'test/chromedriver/session_command.cc',
         'test/chromedriver/session_command.h',
         'test/chromedriver/session_map.h',
         'test/chromedriver/status.cc',
         'test/chromedriver/status.h',
         'test/chromedriver/synchronized_map.h',
+        'test/chromedriver/version.cc',
+        'test/chromedriver/version.h',
       ],
       'actions': [
         {
           'action_name': 'embed_js_in_cpp',
           'inputs': [
             'test/chromedriver/embed_js_in_cpp.py',
             'test/chromedriver/js/call_function.js',
           ],
           'outputs': [
             '<(INTERMEDIATE_DIR)/chrome/test/chromedriver/js.cc',
@@ skipping 2153 matching lines @@
             'sync_integration_tests.isolate',
           ],
           'sources': [
             'sync_integration_tests.isolate',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }