Removed unused mojo_nacl code and GYP targets.

mojo/nacl/generator/mojo_irt.c.tmpl

-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-{{generator_warning}}
-
-#include <stdio.h>
-#include <string.h>
-
-#include "mojo/nacl/mojo_irt.h"
-#include "mojo/public/c/system/core.h"
-#include "native_client/src/public/chrome_main.h"
-#include "native_client/src/public/imc_syscalls.h"
-#include "native_client/src/public/imc_types.h"
-#include "native_client/src/public/irt_core.h"
-
-#define NACL_MOJO_DESC (NACL_CHROME_DESC_BASE + 3)
-
-static void DoMojoCall(uint32_t params[], nacl_abi_size_t num_params) {
-  struct NaClAbiNaClImcMsgIoVec iov[1] = {
-    {params, num_params}
-  };
-  struct NaClAbiNaClImcMsgHdr msgh = {iov, 1, NULL, 0};
-  // Note: return value unchecked.  We're relying on the result parameter being
-  // unmodified - if the syscall fails, the Mojo function will return whatever
-  // the result parameter was initialized to before this function was called.
-  imc_sendmsg(NACL_MOJO_DESC, &msgh, 0);
-}
-
-{{body}}
-
-size_t mojo_irt_query(const char* interface_ident,
-                      void* table,
-                      size_t tablesize) {
-  static const size_t size = sizeof(kIrtMojo);
-  if (0 == strcmp(interface_ident, NACL_IRT_MOJO_v0_1)) {
-    if (size <= tablesize) {
-      memcpy(table, &kIrtMojo, size);
-      return size;
-    }
-  }
-  return 0;
-}