Revert of Work on Windows GN component build.

components/nacl/BUILD.gn

 # Copyright (c) 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 if (enable_nacl) {
   source_set("nacl") {
@@ skipping 128 matching lines @@
       ":nacl_switches",
       "renderer/plugin:nacl_trusted_plugin",
       "//base",
       "//content/public/common",
       "//content/public/renderer",
       "//ipc",
       "//net",
       "//ppapi/c",
       "//ppapi/proxy:ipc",
       "//ppapi/shared_impl",
+      "//ppapi/thunk",
       "//third_party/WebKit/public:blink",
       "//third_party/jsoncpp",
     ]
   }
 
   test("nacl_loader_unittests") {
     sources = [
       "loader/nacl_ipc_adapter_unittest.cc",
       "loader/nacl_validation_query_unittest.cc",
       "loader/run_all_unittests.cc",
@@ skipping 144 matching lines @@
 
   if (is_linux) {
     sources += [
       "common/nacl_paths.cc",
       "common/nacl_paths.h",
     ]
 
     defines = [ "__STDC_LIMIT_MACROS=1" ]
   }
 }