Introduce printers for Node and Position for ease of developing GTest test files

Source/core/core.gyp

 #
 # Copyright (C) 2009 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 652 matching lines @@
       ],
       'conditions': [
         ['component!="shared_library" or link_core_modules_separately==0', {
           'dependencies': [
             'webcore',
             'webcore_generated',
           ],
         }, {
           'dependencies': [
             'webcore_shared',
+            'wtf_unittest_helpers',

[tkent, 2015/04/30 00:59:33]

Why is it defined conditionally?

You need to update BUILD.gn too.

[yosin_UTC9, 2015/05/21 05:46:23]

Done.

           ],
         }]
       ],
     },
     {
       # GN version: //third_party/WebKit/Source/core:core
       'target_name': 'webcore_shared',
       'type': 'shared_library',
       'hard_dependency': 1,
       'dependencies': [
@@ skipping 169 matching lines @@
             'libraries': [
                '<!@(pkg-config --libs ipp|sed s/-L//)/libipps_l.a',
                '<!@(pkg-config --libs ipp|sed s/-L//)/libippcore_l.a',
             ]
           },
         }],
       ],
     },
   ],  # targets
 }