1 files changed, 30 insertions, 0 deletions
diff --git a/widget/gtk/InProcessGtkCompositorWidget.h b/widget/gtk/InProcessGtkCompositorWidget.h
new file mode 100644
index 0000000000..bd7e68d6fb
--- /dev/null
+++ b/widget/gtk/InProcessGtkCompositorWidget.h
@@ -0,0 +1,30 @@
+/* -*- Mode: C++; tab-width: 2; 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 widget_gtk_InProcessGtkCompositorWidget_h
+#define widget_gtk_InProcessGtkCompositorWidget_h
+
+#include "GtkCompositorWidget.h"
+
+class nsWindow;
+
+namespace mozilla {
+namespace widget {
+
+class InProcessGtkCompositorWidget final : public GtkCompositorWidget {
+ public:
+  InProcessGtkCompositorWidget(const GtkCompositorWidgetInitData& aInitData,
+                               const layers::CompositorOptions& aOptions,
+                               nsWindow* aWindow);
+
+  // CompositorWidgetDelegate
+
+  void ObserveVsync(VsyncObserver* aObserver) override;
+};
+
+}  // namespace widget
+}  // namespace mozilla
+
+#endif  // widget_gtk_InProcessGtkCompositorWidget_h