Revert of NaCl cleanup: Split out irt_interfaces.cc from irt_ppapi.cc

ppapi/nacl_irt/irt_interfaces.cc

-// 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.
-
-#include "ppapi/nacl_irt/irt_interfaces.h"
-
-#include <unistd.h>
-
-#include "build/build_config.h"
-#include "native_client/src/public/irt_core.h"
-#include "native_client/src/trusted/service_runtime/include/sys/unistd.h"
-#include "native_client/src/untrusted/irt/irt.h"
-#include "ppapi/nacl_irt/irt_manifest.h"
-#include "ppapi/nacl_irt/public/irt_ppapi.h"
-#include "ppapi/native_client/src/untrusted/pnacl_irt_shim/irt_shim_ppapi.h"
-
-#if defined(OS_NACL_SFI)
-static int ppapihook_pnacl_private_filter(void) {
-  int pnacl_mode = sysconf(NACL_ABI__SC_NACL_PNACL_MODE);
-  if (pnacl_mode == -1)
-    return 0;
-  return pnacl_mode;
-}
-#endif
-
-static const nacl_irt_resource_open kIrtResourceOpen = {
-  ppapi::IrtOpenResource,
-};
-
-#if defined(OS_NACL_SFI)
-static int not_pnacl_filter(void) {
-  int pnacl_mode = sysconf(NACL_ABI__SC_NACL_PNACL_MODE);
-  if (pnacl_mode == -1)
-    return 0;
-  return !pnacl_mode;
-}
-#endif
-
-static const struct nacl_irt_interface irt_interfaces[] = {
-  { NACL_IRT_PPAPIHOOK_v0_1, &nacl_irt_ppapihook, sizeof(nacl_irt_ppapihook),
-    NULL },
-#if defined(OS_NACL_SFI)
-  { NACL_IRT_PPAPIHOOK_PNACL_PRIVATE_v0_1,
-    &nacl_irt_ppapihook_pnacl_private, sizeof(nacl_irt_ppapihook_pnacl_private),
-    ppapihook_pnacl_private_filter },
-#endif
-  { NACL_IRT_RESOURCE_OPEN_v0_1, &kIrtResourceOpen,
-    sizeof(kIrtResourceOpen),
-#if defined(OS_NACL_SFI)
-    not_pnacl_filter,
-#else
-    // If we change PNaCl to use Non-SFI Mode on the open web,
-    // we should add a filter here.
-    NULL,
-#endif
-  },
-};
-
-size_t chrome_irt_query(const char* interface_ident,
-                        void* table, size_t tablesize) {
-  size_t result = nacl_irt_query_list(interface_ident,
-                                      table,
-                                      tablesize,
-                                      irt_interfaces,
-                                      sizeof(irt_interfaces));
-  if (result != 0)
-    return result;
-
-  return nacl_irt_query_core(interface_ident, table, tablesize);
-}