Fully remove the hole in the Mac Sandbox that was used to support...

chrome/common/sandbox_init_wrapper_mac.cc

Index: chrome/common/sandbox_init_wrapper_mac.cc
===================================================================
--- chrome/common/sandbox_init_wrapper_mac.cc	(revision 53778)
+++ chrome/common/sandbox_init_wrapper_mac.cc	(working copy)
@@ -26,14 +26,6 @@
       // platform because the sandbox is initialized later. Remove
       // this once this flag is removed.
       return true;
-    } else if (command_line.HasSwitch(switches::kInternalNaCl)) {
-      // Renderer process sandbox. If --internal_nacl is present then use the
-      // version of the renderer sandbox which allows Native Client to use Unix
-      // sockets.
-      // TODO(msneck): Remove the use of Unix sockets from Native Client and
-      // then get rid of the SANDBOX_TYPE_NACL_PLUGIN enum.
-      // See http://code.google.com/p/nativeclient/issues/detail?id=344
-      sandbox_process_type = sandbox::SANDBOX_TYPE_NACL_PLUGIN;
     } else {
       sandbox_process_type = sandbox::SANDBOX_TYPE_RENDERER;
     }