Add systemPreferences module

atom/browser/api/atom_api_system_preferences.h

@@ -0,0 +1,34 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_API_ATOM_API_SYSTEM_PREFERENCES_H_
+#define ATOM_BROWSER_API_ATOM_API_SYSTEM_PREFERENCES_H_
+
+#include "atom/browser/api/event_emitter.h"
+#include "native_mate/handle.h"
+
+namespace atom {
+
+namespace api {
+
+class SystemPreferences : public mate::EventEmitter<SystemPreferences> {
+ public:
+  static mate::Handle<SystemPreferences> Create(v8::Isolate* isolate);
+
+  static void BuildPrototype(v8::Isolate* isolate,
+                             v8::Local<v8::ObjectTemplate> prototype);
+
+ protected:
+  explicit SystemPreferences(v8::Isolate* isolate);
+  ~SystemPreferences() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SystemPreferences);
+};
+
+}  // namespace api
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_API_ATOM_API_SYSTEM_PREFERENCES_H_