Pepper: Add a test for PPB_TCPSocket_Private.

ppapi/ppapi_tests.gypi

 # Copyright (c) 2011 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': [
      {
       'target_name': 'ppapi_example',
       'dependencies': [
         'ppapi.gyp:ppapi_cpp'
@@ skipping 103 matching lines @@
         'tests/test_memory.h',
         'tests/test_net_address_private.cc',
         'tests/test_net_address_private.h',
         'tests/test_paint_aggregator.cc',
         'tests/test_paint_aggregator.h',
         'tests/test_post_message.cc',
         'tests/test_post_message.h',
         'tests/test_scrollbar.cc',
         'tests/test_scrollbar.h',
         'tests/test_struct_sizes.c',
+        'tests/test_tcp_socket_private.cc',
+        'tests/test_tcp_socket_private.h',
         'tests/test_uma.cc',
         'tests/test_uma.h',
         'tests/test_url_loader.cc',
         'tests/test_url_loader.h',
         'tests/test_url_util.cc',
         'tests/test_url_util.h',
         'tests/test_utils.cc',
         'tests/test_utils.h',
         'tests/test_var.cc',
         'tests/test_var.h',
@@ skipping 272 matching lines @@
       ],
       'include_dirs': [
         'lib/gl/include',
       ],
       'sources': [
         'examples/video_capture/video_capture.cc',
       ],
     },
   ],
 }