Wrap deprecated sandbox functions in C++ class.

content/content_common.gypi

 # 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base',
     '../cc/cc.gyp:cc',
     '../components/tracing.gyp:tracing',
     '../device/bluetooth/bluetooth.gyp:device_bluetooth',
@@ skipping 625 matching lines @@
       'sources/': [
         ['include', '^common/sandbox_linux/sandbox_bpf_base_policy_linux\\.cc$'],
         ['include', '^common/sandbox_linux/sandbox_bpf_base_policy_linux\\.h$'],
       ],
     }],
   ],
   'conditions': [
     ['OS=="mac"', {
       'dependencies': [
         '../media/media.gyp:media',
+        '../sandbox/sandbox.gyp:seatbelt',
         'app/resources/content_resources.gyp:content_resources',
         '../ui/accelerated_widget_mac/accelerated_widget_mac.gyp:accelerated_widget_mac'
       ],
       'sources': [
         'common/gpu/gpu_memory_buffer_factory_io_surface.cc',
         'common/gpu/gpu_memory_buffer_factory_io_surface.h',
         'common/gpu/media/vt_mac.h',
         'common/gpu/media/vt_video_decode_accelerator_mac.cc',
         'common/gpu/media/vt_video_decode_accelerator_mac.h',
         'common/gpu/media/vt_video_encode_accelerator_mac.cc',
@@ skipping 399 matching lines @@
       'sources!': [
         'common/cursors/webcursor_ozone.cc',
         'common/font_list_ozone.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_pixmap.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_pixmap.h',
       ],
     }],
   ],
 }