1 files changed, 55 insertions, 0 deletions
diff --git a/dom/permission/Permissions.h b/dom/permission/Permissions.h
new file mode 100644
index 0000000000..f6cfd4ae65
--- /dev/null
+++ b/dom/permission/Permissions.h
@@ -0,0 +1,55 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_Permissions_h_
+#define mozilla_dom_Permissions_h_
+
+#include "nsISupports.h"
+#include "nsPIDOMWindow.h"
+#include "nsWrapperCache.h"
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class Promise;
+class PermissionStatus;
+struct PermissionSetParameters;
+
+class Permissions final : public nsISupports, public nsWrapperCache {
+ public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Permissions)
+
+  explicit Permissions(nsPIDOMWindowInner* aWindow);
+
+  nsPIDOMWindowInner* GetParentObject() const { return mWindow; }
+
+  JSObject* WrapObject(JSContext* aCx,
+                       JS::Handle<JSObject*> aGivenProto) override;
+
+  already_AddRefed<Promise> Query(JSContext* aCx,
+                                  JS::Handle<JSObject*> aPermission,
+                                  ErrorResult& aRv);
+
+  // The IDL conversion steps of
+  // https://w3c.github.io/permissions/#webdriver-command-set-permission
+  already_AddRefed<PermissionStatus> ParseSetParameters(
+      JSContext* aCx, const PermissionSetParameters& aParameters,
+      ErrorResult& aRv);
+
+ private:
+  ~Permissions();
+
+  nsCOMPtr<nsPIDOMWindowInner> mWindow;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_permissions_h_