Alter the design of the bootstrap sandbox to only take over the bootstrap port of children when nec…

sandbox/mac/launchd_interception_server.cc

Index: sandbox/mac/launchd_interception_server.cc
diff --git a/sandbox/mac/launchd_interception_server.cc b/sandbox/mac/launchd_interception_server.cc
index 70fd33ea720a584b47c576efc5676ccfc56fbbcb..7f62a7f46eb5d8073e15b61207c75bfd389cced1 100644
--- a/sandbox/mac/launchd_interception_server.cc
+++ b/sandbox/mac/launchd_interception_server.cc
@@ -27,7 +27,7 @@ LaunchdInterceptionServer::LaunchdInterceptionServer(
 LaunchdInterceptionServer::~LaunchdInterceptionServer() {
 }
 
-bool LaunchdInterceptionServer::Initialize() {
+bool LaunchdInterceptionServer::Initialize(mach_port_t server_receive_right) {
   mach_port_t task = mach_task_self();
   kern_return_t kr;
 
@@ -46,7 +46,8 @@ bool LaunchdInterceptionServer::Initialize() {
   }
   sandbox_send_port_.reset(sandbox_port_);
 
-  message_server_.reset(new MachMessageServer(this, kBufferSize));
+  message_server_.reset(
+      new MachMessageServer(this, server_receive_right, kBufferSize));
   return message_server_->Initialize();
 }