mojom: Add associative arrays to the mojom language.

mojo/mojo_public_tests.gypi

 # Copyright 2014 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.
 
 {
   'targets': [
     {
       # GN version: //mojo/public/c/test_support
       'target_name': 'mojo_test_support',
       'defines': [
@@ skipping 70 matching lines @@
         'mojo_public_test_interfaces',
         'mojo_utility',
       ],
       'sources': [
         'public/cpp/bindings/tests/array_unittest.cc',
         'public/cpp/bindings/tests/bounds_checker_unittest.cc',
         'public/cpp/bindings/tests/buffer_unittest.cc',
         'public/cpp/bindings/tests/connector_unittest.cc',
         'public/cpp/bindings/tests/handle_passing_unittest.cc',
         'public/cpp/bindings/tests/interface_ptr_unittest.cc',
+        'public/cpp/bindings/tests/map_unittest.cc',
         'public/cpp/bindings/tests/request_response_unittest.cc',
         'public/cpp/bindings/tests/router_unittest.cc',
         'public/cpp/bindings/tests/sample_service_unittest.cc',
         'public/cpp/bindings/tests/serialization_warning_unittest.cc',
         'public/cpp/bindings/tests/string_unittest.cc',
         'public/cpp/bindings/tests/struct_unittest.cc',
         'public/cpp/bindings/tests/type_conversion_unittest.cc',
         'public/cpp/bindings/tests/validation_unittest.cc',
       ],
     },
@@ skipping 122 matching lines @@
         'mojo_public_test_interfaces',
         'mojo_run_all_unittests',
         'mojo_utility',
       ],
       'sources': [
         'public/js/bindings/tests/run_js_tests.cc',
       ],
     },
   ],
 }