Mojo UDP: add a client-side wrapper which handles the client<->server buffering

mojo/mojo_services.gypi

 # Copyright (c) 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/services/clipboard/
       'target_name': 'mojo_clipboard',
       'type': 'loadable_module',
@@ skipping 288 matching lines @@
         '<(mojo_system_for_loadable_module)',
       ],
       'export_dependent_settings': [
         'services/public/mojo_services_public.gyp:mojo_network_bindings',
       ],
       'sources': [
         'services/network/main.cc',
       ],
     },
     {
-      # GN version: //mojo/services/network:unittests
-      'target_name': 'mojo_network_service_unittests',
-      'type': 'executable',
-      'dependencies': [
-        '../base/base.gyp:base',
-        '../base/base.gyp:test_support_base',
-        '../testing/gtest.gyp:gtest',
-        'edk/mojo_edk.gyp:mojo_run_all_unittests',
-        'edk/mojo_edk.gyp:mojo_system_impl',
-        'mojo_application_manager',
-        'mojo_base.gyp:mojo_environment_chromium',
-        'mojo_network_service',
-        'mojo_shell_test_support',
-        'services/public/mojo_services_public.gyp:mojo_network_bindings',
-      ],
-      'sources': [
-        'services/network/udp_socket_unittest.cc',
-      ],
-    },
-    {
       # GN version: //mojo/services/surfaces
       'target_name': 'mojo_surfaces_service',
       'type': 'loadable_module',
       'dependencies': [
         '../base/base.gyp:base',
         '../cc/cc.gyp:cc',
         '../cc/cc.gyp:cc_surfaces',
         '../ui/gfx/gfx.gyp:gfx_geometry',
         'mojo_base.gyp:mojo_application_chromium',
         'mojo_cc_support',
@@ skipping 349 matching lines @@
               'dependencies': [
                 '../ui/gfx/x/gfx_x11.gyp:gfx_x11',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }