Initial implementation of Bare Metal Mode for NaCl.

components/nacl/loader/nacl_listener.cc

Index: components/nacl/loader/nacl_listener.cc
diff --git a/components/nacl/loader/nacl_listener.cc b/components/nacl/loader/nacl_listener.cc
index cd175dda5f6e0aa540f0c25fed7ebd8aa4ee2906..aa98596502f49329064b0bff9f62e1a09f8ac99d 100644
--- a/components/nacl/loader/nacl_listener.cc
+++ b/components/nacl/loader/nacl_listener.cc
@@ -33,7 +33,13 @@
 
 #if defined(OS_LINUX)
 #include "content/public/common/child_process_sandbox_support_linux.h"
-#endif
+
+#if NACL_BUILD_SUBARCH == 32
+#include "components/nacl/loader/nonsfi/nonsfi_main.h"
+#include "content/public/common/content_switches.h"
+#endif  // NACL_BUILD_SUBARCH == 32
+
+#endif  // OS_LINUX
 
 #if defined(OS_WIN)
 #include <fcntl.h>
@@ -331,6 +337,15 @@ void NaClListener::OnStart(const nacl::NaClStartParams& params) {
 #if defined(OS_LINUX)
   args->prereserved_sandbox_size = prereserved_sandbox_size_;
 #endif
-  NaClChromeMainStart(args);
+
+
+#if defined(OS_LINUX) && NACL_BUILD_SUBARCH == 32
+  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableNaClSfi)) {
+    nacl::nonsfi::MainStart(args->imc_bootstrap_handle);
+  } else
+#endif
+  {
+    NaClChromeMainStart(args);
+  }
   NOTREACHED();
 }