Add dartdoc to the generated utils snapshot

dart.gyp

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. 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': 'most',
       'type': 'none',
       'dependencies': [
@@ skipping 53 matching lines @@
             '<(PRODUCT_DIR)/analyzer/bin/dart_analyzer',
           ],
           'outputs': [
             '<(PRODUCT_DIR)/dart-sdk/README',
           ],
           'action': [
             'python',
             'tools/create_sdk.py',
             '--sdk_output_dir', '<(PRODUCT_DIR)/dart-sdk',
             '--utils_snapshot_location',
-             '<(SHARED_INTERMEDIATE_DIR)/utils_wrapper.dart.snapshot'
+            '<(SHARED_INTERMEDIATE_DIR)/utils_wrapper.dart.snapshot'
           ],
           'message': 'Creating SDK.',
         },
       ],
     },
     {
       # Upload the SDK. This target is separate from create_sdk as the
       # editor needs to build the SDK without uploading it.
       'target_name': 'upload_sdk',
       'type': 'none',
@@ skipping 129 matching lines @@
     },
     {
       'target_name': 'packages',
       'type': 'none',
       'dependencies': [
         'pkg/pkg.gyp:pkg_packages',
       ],
     },
   ],
 }