Pepper: Remove file_utils from trusted plugin.

ppapi/api/private/ppb_nacl_private.idl

Index: ppapi/api/private/ppb_nacl_private.idl
diff --git a/ppapi/api/private/ppb_nacl_private.idl b/ppapi/api/private/ppb_nacl_private.idl
index a1fcb45553a08b5198b82c5df788f6b7edbfbdb9..fee706738fb125e090245e2fb5b2881a72b5ad75 100644
--- a/ppapi/api/private/ppb_nacl_private.idl
+++ b/ppapi/api/private/ppb_nacl_private.idl
@@ -432,4 +432,12 @@ interface PPB_NaCl_Private {
                              [in] str_t key,
                              [out] PP_Var full_url,
                              [out] PP_PNaClOptions pnacl_options);
+
+  /* Returns the filenames for the llc and ld tools, parsing that information
+   * from the file given in |filename|.
+   */
+  PP_Bool GetPnaclResourceInfo([in] PP_Instance instance,
+                               [in] str_t filename,
+                               [out] PP_Var llc_tool_name,
+                               [out] PP_Var ld_tool_name);
 };