stop building/testing old x86 validator.

src/trusted/validator/x86/64/build.scons

Index: src/trusted/validator/x86/64/build.scons
diff --git a/src/trusted/validator/x86/64/build.scons b/src/trusted/validator/x86/64/build.scons
deleted file mode 100644
index de8dc1d3ed57ea806809715ffca6e3cc166cc33e..0000000000000000000000000000000000000000
--- a/src/trusted/validator/x86/64/build.scons
+++ /dev/null
@@ -1,27 +0,0 @@
-# -*- python -*-
-# 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.
-
-import os
-import sys
-Import('env')
-
-#
-#
-# Now build x86_64 specific library.
-#
-#
-if not env.Bit('target_x86_64'): Return()
-
-# Create environment for command-line tool usage.
-
-cl_env = env.Clone()
-cl_env.Append(CPPPATH=['${TARGET_ROOT}'])
-cl_env.Append(CCFLAGS=['-DNACL_TRUSTED_BUT_NOT_TCB'])
-cl_env.FilterOut(CCFLAGS=['-Wextra', '-Wswitch-enum', '-Wsign-compare'])
-
-cl_env.ComponentLibrary('ncvalidate_x86_64', ['ncvalidate.c'])
-
-cl_env.ComponentLibrary('ncvalidate_verbose_x86_64', ['ncvalidate_verbose.c'])
-