1 files changed, 29 insertions, 0 deletions
diff --git a/widget/nsPaperMargin.h b/widget/nsPaperMargin.h
new file mode 100644
index 0000000000..594b266c00
--- /dev/null
+++ b/widget/nsPaperMargin.h
@@ -0,0 +1,29 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 nsPaperMargin_h_
+#define nsPaperMargin_h_
+
+#include "nsISupportsImpl.h"
+#include "nsIPaperMargin.h"
+#include "mozilla/gfx/Rect.h"
+
+class nsPaperMargin final : public nsIPaperMargin {
+  using MarginDouble = mozilla::gfx::MarginDouble;
+
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIPAPERMARGIN
+
+  nsPaperMargin() = delete;
+
+  explicit nsPaperMargin(const MarginDouble& aMargin) : mMargin(aMargin) {}
+
+ private:
+  ~nsPaperMargin() = default;
+  const MarginDouble mMargin;
+};
+
+#endif