Mojo surfaces service and example app

mojo/mojo.gyp

 # Copyright 2013 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.
 
 {
   'target_defaults': {
     'conditions': [
       ['mojo_shell_debug_url != ""', {
         'defines': [
           'MOJO_SHELL_DEBUG=1',
@@ skipping 40 matching lines @@
         'mojo_public_environment_unittests',
         'mojo_public_system_perftests',
         'mojo_public_system_unittests',
         'mojo_public_utility_unittests',
         'mojo_sample_app',
         'mojo_service_manager',
         'mojo_service_manager_unittests',
         'mojo_shell',
         'mojo_shell_lib',
         'mojo_shell_tests',
+        'mojo_surfaces_app',
+        'mojo_surfaces_child_app',
         'mojo_surfaces_lib',
         'mojo_surfaces_lib_unittests',
+        'mojo_surfaces_app',
+        'mojo_surfaces_lib',
+        'mojo_surfaces_service',
         'mojo_system',
         'mojo_system_impl',
         'mojo_system_unittests',
         'mojo_test_app',
         'mojo_test_request_tracker_app',
         'mojo_utility',
         'mojo_view_manager_lib',
         'mojo_view_manager_lib_unittests',
         'mojo_wget',
       ],
@@ skipping 923 matching lines @@
             'views/views_init_internal.h',
           ],
           'defines': [
             'MOJO_VIEWS_IMPLEMENTATION',
           ],
         },
       ],
     }],
   ],
 }