Add ability to load pnacl resources from DIR_PNACL_COMPONENT.

ppapi/c/private/ppb_nacl_private.h

Index: ppapi/c/private/ppb_nacl_private.h
diff --git a/ppapi/c/private/ppb_nacl_private.h b/ppapi/c/private/ppb_nacl_private.h
index 3bdd4cafd8f7f8f7d47a14fccbcc99b8add4927c..f846cb66aee5ca33d22b9c58604b62bc3c6519c4 100644
--- a/ppapi/c/private/ppb_nacl_private.h
+++ b/ppapi/c/private/ppb_nacl_private.h
@@ -11,7 +11,7 @@
 #include "ppapi/c/pp_stdint.h"
 #include "ppapi/c/private/pp_file_handle.h"
 
-#define PPB_NACL_PRIVATE_INTERFACE "PPB_NaCl(Private);0.8"
+#define PPB_NACL_PRIVATE_INTERFACE "PPB_NaCl(Private);0.9"
 
 struct PPB_NaCl_Private {
   // This function launches NaCl's sel_ldr process.  On success, the function
@@ -68,7 +68,10 @@ struct PPB_NaCl_Private {
   PP_FileHandle (*CreateTemporaryFile)(PP_Instance instance);
 
   // Return true if we are off the record.
-  PP_Bool (*IsOffTheRecord)();
+  PP_Bool (*IsOffTheRecord)(void);
+
+  // Return true if PNaCl is turned on.
+  PP_Bool (*IsPnaclEnabled)(void);
 };
 
 #endif  // PPAPI_C_PRIVATE_PPB_NACL_PRIVATE_H_