1 files changed, 34 insertions, 0 deletions
diff --git a/gfx/layers/client/ClientReadbackLayer.h b/gfx/layers/client/ClientReadbackLayer.h
new file mode 100644
index 000000000..5f58486ca
--- /dev/null
+++ b/gfx/layers/client/ClientReadbackLayer.h
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 20; 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 GFX_CLIENTREADBACKLAYER_H
+#define GFX_CLIENTREADBACKLAYER_H
+
+#include "ClientLayerManager.h"
+#include "ReadbackLayer.h"
+
+namespace mozilla {
+namespace layers {
+
+class ClientReadbackLayer :
+  public ReadbackLayer,
+  public ClientLayer
+{
+public:
+  explicit ClientReadbackLayer(ClientLayerManager *aManager)
+    : ReadbackLayer(aManager, nullptr)
+  {
+      mImplData = static_cast<ClientLayer*>(this);
+  }
+
+  virtual ShadowableLayer* AsShadowableLayer() override { return this; }
+  virtual Layer* AsLayer() override { return this; }
+  virtual void RenderLayer() override {}
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif /* GFX_CLIENTREADBACKLAYER_H */