Delete old x86 validator.

src/trusted/validator/x86/decoder/generator/zero_extends.h

Index: src/trusted/validator/x86/decoder/generator/zero_extends.h
diff --git a/src/trusted/validator/x86/decoder/generator/zero_extends.h b/src/trusted/validator/x86/decoder/generator/zero_extends.h
deleted file mode 100644
index 0e19e212cbda991f35be5b896af2d943ec64db4e..0000000000000000000000000000000000000000
--- a/src/trusted/validator/x86/decoder/generator/zero_extends.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright 2010 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.
- */
-
-#ifndef NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_DECODER_GENERATOR_ZERO_EXTENDS_H_
-#define NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_DECODER_GENERATOR_ZERO_EXTENDS_H_
-
-#ifndef NACL_TRUSTED_BUT_NOT_TCB
-#error("This file is not meant for use in the TCB")
-#endif
-
-/* Looks the current instruction up in a table of instructions that
- * zero extends 32-bit registers to 64-bit registers, and adds corresponding
- * instruction flag to OpDest operands, if applicable.
- */
-void NaClAddZeroExtend32FlagIfApplicable(void);
-
-#endif  /* NATIVE_CLIENT_SRC_TRUSTED_VALIDATOR_X86_DECODER_GENERATOR_ZERO_EXTENDS_H_ */