[Chrome ELF] New NT registry API.

chrome_elf/nt_registry/BUILD.gn

+# Copyright 2016 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/chrome_build.gni")
+import("//testing/test.gni")
+
+assert(is_win)
+
+# This target only contains utility functions which must only depend on
+# kernel32. Please don't add dependencies on other system libraries.
+static_library("nt_registry") {
+  sources = [
+    "../../sandbox/win/src/nt_internals.h",
+    "nt_registry.cc",
+    "nt_registry.h",
+  ]
+
+  libs = [ "kernel32.lib" ]
+}