Mojo C++ bindings: support mapping mojo string to WTF::String.

mojo/mojo_edk_tests.gyp

 # Copyright 2015 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.
 
 {
   'includes': [
     'mojo_variables.gypi',
   ],
   'targets': [
     {
@@ skipping 83 matching lines @@
         'public/cpp/bindings/tests/struct_unittest.cc',
         'public/cpp/bindings/tests/struct_with_traits_impl.cc',
         'public/cpp/bindings/tests/struct_with_traits_impl.h',
         'public/cpp/bindings/tests/sync_method_unittest.cc',
         'public/cpp/bindings/tests/type_conversion_unittest.cc',
         'public/cpp/bindings/tests/union_unittest.cc',
         'public/cpp/bindings/tests/validation_unittest.cc',
       ],
     },
     {
+      # GN version: //mojo/public/cpp/bindings/tests:for_blink_tests
+      'target_name': 'mojo_public_bindings_for_blink_tests',
+      'type': 'static_library',
+      'dependencies': [
+        '../testing/gtest.gyp:gtest',
+        'mojo_public.gyp:mojo_cpp_bindings',
+        'mojo_public.gyp:mojo_public_test_utils',
+        'mojo_public.gyp:mojo_public_test_wtf_types',
+        'mojo_public.gyp:mojo_public_test_wtf_types_blink',
+      ],
+      'sources': [
+        'public/cpp/bindings/tests/wtf_types_unittest.cc',
+      ],
+    },
+    {
       # GN version: //mojo/edk/test:mojo_public_bindings_perftests
       'target_name': 'mojo_public_bindings_perftests',
       'type': 'executable',
       'dependencies': [
         '../base/base.gyp:test_support_base',
         '../testing/gtest.gyp:gtest',
         'mojo_base.gyp:mojo_common_lib',
         'mojo_edk.gyp:mojo_run_all_perftests',
         'mojo_public.gyp:mojo_cpp_bindings',
         'mojo_public.gyp:mojo_message_pump_lib',
@@ skipping 166 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'mojo_public_system_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }