trim dependencies in sdk target.

dart.gyp

 # Copyright (c) 2011, 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': 'compiler',
       'type': 'none',
       'dependencies': [
@@ skipping 22 matching lines @@
       'type': 'none',
       'dependencies': [
         'frog/dart-frog.gyp:frogsh',
       ],
     },
     {
       'target_name': 'sdk',
       'type': 'none',
       'dependencies': [
         'frog',
-        'runtime',
+        'runtime/dart-runtime.gyp:dart',
       ],
       'actions': [
         {
           'action_name': 'create_sdk',
           'inputs': [
             'tools/create_sdk.py',
           ],
           'outputs': [
             '<(PRODUCT_DIR)/sdk',
           ],
@@ skipping 34 matching lines @@
     # so don't build it for now.
     #{
     #  'target_name': 'client',
     #  'type': 'none',
     #  'dependencies': [
     #    'client/dart.gyp:fling',
     #  ],
     #},
   ],
 }