Add blink_test_support target.

public/blink.gyp

 #
 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #         * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #         * Redistributions in binary form must reproduce the above
@@ skipping 43 matching lines @@
             'target_name': 'blink_minimal',
             'type': 'none',
             'dependencies': [
                 '../Source/platform/blink_platform.gyp:blink_common',
             ],
             'export_dependent_settings': [
                 '../Source/platform/blink_platform.gyp:blink_common',
             ],
         },
         {
-            'target_name': 'blink_web_test_support',
+            'target_name': 'blink_test_support',
             'type': 'none',
             'dependencies': [
                 '../Source/web/web.gyp:webkit_test_support',
             ],
             'export_dependent_settings': [
                 '../Source/web/web.gyp:webkit_test_support',
             ],
         },
+        {
+            'target_name': 'blink_web_test_support',
+            'type': 'none',
+            'dependencies': [
+                'blink_test_support',
+            ],
+            'export_dependent_settings': [
+                'blink_test_support',
+            ],
+        },
     ],
 }