Implement Enterprise Key API.

chrome/chrome_browser_extensions.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 736 matching lines @@
             '../build/linux/system.gyp:dbus',
             '../chromeos/ime/input_method.gyp:gencode',
             '../third_party/libevent/libevent.gyp:libevent',
             'contacts_proto',
           ],
           'sources!': [
             'browser/extensions/default_apps.cc',
             'browser/extensions/default_apps.h',
           ],
           'sources': [
+            'browser/extensions/api/enterprise_enterprise_key_private/enterprise_enterprise_key_private_api.cc',
+            'browser/extensions/api/enterprise_enterprise_key_private/enterprise_enterprise_key_private_api.h',
             'browser/extensions/api/input_ime/input_ime_api.cc',
             'browser/extensions/api/input_ime/input_ime_api.h',
             'browser/extensions/api/rtc_private/rtc_private_api.cc',
             'browser/extensions/api/rtc_private/rtc_private_api.h',
             'browser/extensions/api/terminal/terminal_extension_helper.cc',
             'browser/extensions/api/terminal/terminal_extension_helper.h',
             'browser/extensions/api/terminal/terminal_private_api.cc',
             'browser/extensions/api/terminal/terminal_private_api.h',
           ],
         }],
@@ skipping 169 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/chromeos/contacts',
             'proto_out_dir': 'chrome/browser/chromeos/contacts',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],  # 'chromeos=1'
   ],  # 'conditions'
 }