Add ChannelProxy benchmark to ipc_perftests.

base/base.gyp

 # Copyright (c) 2012 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/win_precompile.gypi',
@@ skipping 896 matching lines @@
         'test/histogram_tester.h',
         'test/task_runner_test_template.cc',
         'test/task_runner_test_template.h',
         'test/test_file_util.cc',
         'test/test_file_util.h',
         'test/test_file_util_android.cc',
         'test/test_file_util_linux.cc',
         'test/test_file_util_mac.cc',
         'test/test_file_util_posix.cc',
         'test/test_file_util_win.cc',
+        'test/test_io_thread.cc',
+        'test/test_io_thread.h',
         'test/test_listener_ios.h',
         'test/test_listener_ios.mm',
         'test/test_pending_task.cc',
         'test/test_pending_task.h',
         'test/test_process_killer_win.cc',
         'test/test_process_killer_win.h',
         'test/test_reg_util_win.cc',
         'test/test_reg_util_win.h',
         'test/test_shortcut_win.cc',
         'test/test_shortcut_win.h',
@@ skipping 530 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }