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 ac93742be14205dd97b97af9a39699ff172fd38f..e878145e58388c1e788e1b699c76ff4bdc6af681 100644
--- a/ppapi/api/private/ppb_nacl_private.idl
+++ b/ppapi/api/private/ppb_nacl_private.idl
@@ -399,4 +399,9 @@ interface PPB_NaCl_Private {
   void DownloadManifestToBuffer([in] PP_Instance instance,
                                 [out] PP_Var data,
                                 [in] PP_CompletionCallback callback);
+
+  PP_Bool GetPnaclResourceInfo([in] PP_Instance instance,

[bbudge, 2014/05/02 20:14:16]

I know this is eventually all going away, but there are a lot of fns in this API
with similar names. Could you add a line here with a high level description?
Nothing fancy.

+                               [in] str_t filename,
+                               [out] PP_Var llc_tool_name,
+                               [out] PP_Var ld_tool_name);
 };