[Chrome ELF] New NT registry API.

chrome_elf/nt_registry/nt_registry.gyp

+# 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.
+
+# The nt_registry target should only depend on functions in kernel32.
+# Please don't add dependencies on other system libraries.
+{
+  'target_defaults': {
+    # This part is shared between the two versions of the target.
+    'type': 'static_library',
+    'sources': [
+      'nt_registry.cc',
+      'nt_registry.h',
+    ],
+      'include_dirs': [
+        '../..',
+        '<(SHARED_INTERMEDIATE_DIR)',
+      ],
+    'msvs_settings': {
+      'VCLinkerTool': {
+        # Please don't add dependencies on other system libraries.
+        'AdditionalDependencies': [
+          'kernel32.lib',
+        ],
+      },
+    },
+  },
+  'conditions': [
+    ['OS=="win"', {
+      'targets': [
+        {
+          # GN version: "//chrome_elf/nt_registry",
+          'target_name': 'chrome_elf_nt_registry',
+        },
+      ],
+    }],
+    ['OS=="win" and target_arch=="ia32"', {
+      'targets': [
+        {
+          # GN version: "//chrome_elf/nt_registry",
+          'target_name': 'chrome_elf_nt_registry_nacl_win64',
+          'configurations': {
+            'Common_Base': {
+              'msvs_target_platform': 'x64',
+            },
+          },
+        },
+      ],
+    }],
+  ],
+}