Load mac sandbox definitions from resources instead of the bundle.

content/content_common.gypi

Index: content/content_common.gypi
diff --git a/content/content_common.gypi b/content/content_common.gypi
index 9e9ca78351a570e687ea49d9d681b40e8133b5be..166eb53ec2e41d689e757449a60fba55710c56d6 100644
--- a/content/content_common.gypi
+++ b/content/content_common.gypi
@@ -52,6 +52,7 @@
     'public/common/resource_dispatcher_delegate.h',
     'public/common/result_codes.h',
     'public/common/sandbox_init.h',
+    'public/common/sandbox_process_type_mac.h',
     'public/common/security_style.h',
     'public/common/serialized_script_value.cc',
     'public/common/serialized_script_value.h',
@@ -211,6 +212,7 @@
     'common/resource_response.cc',
     'common/resource_response.h',
     'common/sandbox_init_mac.cc',
+    'common/sandbox_init_mac.h',
     'common/sandbox_init_win.cc',
     'common/sandbox_mac.h',
     'common/sandbox_mac.mm',
@@ -272,11 +274,6 @@
         'common/gpu/image_transport_surface.cc',
         'common/gpu/image_transport_surface_mac.cc',
       ],
-      'link_settings': {
-        'mac_bundle_resources': [
-          'common/common.sb',
-        ],
-      },
     }],
     ['toolkit_uses_gtk == 1', {
       'dependencies': [