Add support for using AMD modules from extensions modules.

extensions/extensions.gyp

 # 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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 458 matching lines @@
       ],
       # Disable c4267 warnings until we fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
     {
       'target_name': 'extensions_renderer',
       'type': 'static_library',
       'dependencies': [
         'extensions_resources.gyp:extensions_resources',
         '../chrome/chrome_resources.gyp:chrome_resources',
+        '../gin/gin.gyp:gin',
         '../third_party/WebKit/public/blink.gyp:blink',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'renderer/activity_log_converter_strategy.cc',
         'renderer/activity_log_converter_strategy.h',
         'renderer/api_activity_logger.cc',
         'renderer/api_activity_logger.h',
@@ skipping 202 matching lines @@
         'test/test_extensions_client.cc',
         'test/test_extensions_client.h',
         'test/test_permission_message_provider.cc',
         'test/test_permission_message_provider.h',
         'test/test_permissions_provider.cc',
         'test/test_permissions_provider.h',
       ],
     },
   ]
 }