Delete old x86 validator.

src/trusted/validator/x86/error_reporter_verbose.c

-/*
- * Copyright (c) 2011 The Native Client Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "native_client/src/trusted/validator/x86/error_reporter.h"
-
-#include "native_client/src/include/nacl_macros.h"
-#include "native_client/src/shared/gio/gio.h"
-#include "native_client/src/shared/platform/nacl_log.h"
-
-void NaClVerboseErrorPrintf(NaClErrorReporter* self,
-                            const char* format, ...) {
-  va_list ap;
-  va_start(ap, format);
-  gvprintf(NaClLogGetGio(), format, ap);
-  va_end(ap);
-}
-
-void NaClVerboseErrorPrintfV(NaClErrorReporter* self,
-                             const char* format,
-                             va_list ap) {
-  gvprintf(NaClLogGetGio(), format, ap);
-}