Refactor OS X sandbox processing and audit sandbox files

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',
     '../components/tracing.gyp:tracing',
     '../gpu/command_buffer/command_buffer.gyp:gles2_utils',
     '../net/net.gyp:net',
@@ skipping 651 matching lines @@
         'common/gpu/media/vt_video_decode_accelerator.cc',
         'common/gpu/media/vt_video_decode_accelerator.h',
       ],
       'sources!': [
         'common/plugin_list_posix.cc',
       ],
       'link_settings': {
         'libraries': [
           '$(SDKROOT)/System/Library/Frameworks/IOSurface.framework',
           '$(SDKROOT)/System/Library/Frameworks/QuartzCore.framework',
+          '$(SDKROOT)/usr/lib/libsandbox.dylib',
         ],
       },
       'variables': {
         'generate_stubs_script': '../tools/generate_stubs/generate_stubs.py',
         'extra_header': 'common/gpu/media/vt_stubs_header.fragment',
         'sig_files': ['common/gpu/media/vt.sig'],
         'outfile_type': 'posix_stubs',
         'stubs_filename_root': 'vt_stubs',
         'project_path': 'content/common/gpu/media',
         'intermediate_dir': '<(INTERMEDIATE_DIR)',
@@ skipping 386 matching lines @@
         'common/gpu/client/gpu_memory_buffer_impl_ozone.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_buffer.cc',
         'common/gpu/client/gpu_memory_buffer_impl_ozone_native_buffer.h',
         'common/gpu/gpu_memory_buffer_factory_ozone.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_buffer.cc',
         'common/gpu/gpu_memory_buffer_factory_ozone_native_buffer.h',
       ],
     }],
   ],
 }