Adding an API to read module annotations in snapshot.gyp

snapshot/snapshot.gyp

 # Copyright 2014 The Crashpad Authors. All rights reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 111 matching lines @@
         ['OS=="win"', {
           'link_settings': {
             'libraries': [
               '-lpowrprof.lib',
               '-lversion.lib',
             ],
           },
         }],
       ]
     },
+    {
+      'variables': {
+        'conditions': [
+          ['OS == "win"', {
+            'snapshot_api_target_type%': 'static_library',
+          }, {
+            # There are no source files except on Windows.
+            'snapshot_api_target_type%': 'none',
+          }],
+        ],
+      },
+      'target_name': 'crashpad_snapshot_api',
+      'type': '<(snapshot_api_target_type)',
+      'dependencies': [
+        'crashpad_snapshot',
+        '../compat/compat.gyp:crashpad_compat',
+        '../third_party/mini_chromium/mini_chromium.gyp:base',
+        '../util/util.gyp:crashpad_util',
+      ],
+      'include_dirs': [
+        '..',
+      ],
+      'sources': [
+        'api/module_annotations_win.cc',
+        'api/module_annotations_win.h',
+      ],
+    },
   ],
 }