Split NaCl SFI and non-SFI helpers into separate processes

components/nacl/zygote/nacl_fork_delegate_linux.h

Index: components/nacl/zygote/nacl_fork_delegate_linux.h
diff --git a/components/nacl/zygote/nacl_fork_delegate_linux.h b/components/nacl/zygote/nacl_fork_delegate_linux.h
index 4cc105c728903876f1b215b1e4c114cfc3fde6bd..0e467b29e41f7871a95f657289e24d6b5dbd2174 100644
--- a/components/nacl/zygote/nacl_fork_delegate_linux.h
+++ b/components/nacl/zygote/nacl_fork_delegate_linux.h
@@ -19,7 +19,7 @@
 // A new delegate is passed in as an argument to ZygoteMain().
 class NaClForkDelegate : public content::ZygoteForkDelegate {
  public:
-  NaClForkDelegate();
+  NaClForkDelegate(bool nonsfi_mode);
   virtual ~NaClForkDelegate();
 
   virtual void Init(int sandboxdesc, bool enable_layer1_sandbox) OVERRIDE;
@@ -49,6 +49,7 @@ class NaClForkDelegate : public content::ZygoteForkDelegate {
     kNaClHelperStatusBoundary  // Must be one greater than highest value used.
   };
 
+  const bool nonsfi_mode_;
   NaClHelperStatus status_;
   int fd_;
 };