diff -r 000000000000 -r 6474c204b198 gfx/layers/d3d10/ContainerLayerD3D10.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/layers/d3d10/ContainerLayerD3D10.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,42 @@
+/* -*- 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_CONTAINERLAYERD3D10_H
+#define GFX_CONTAINERLAYERD3D10_H
+
+#include "LayerManagerD3D10.h"
+
+namespace mozilla {
+namespace layers {
+
+class ContainerLayerD3D10 : public ContainerLayer,
+                            public LayerD3D10
+{
+public:
+  ContainerLayerD3D10(LayerManagerD3D10 *aManager);
+  ~ContainerLayerD3D10();
+
+  nsIntRect GetVisibleRect() { return mVisibleRegion.GetBounds(); }
+
+  /* LayerD3D10 implementation */
+  virtual Layer* GetLayer();
+
+  virtual LayerD3D10* GetFirstChildD3D10();
+
+  virtual void RenderLayer();
+  virtual void Validate();
+
+  virtual void LayerManagerDestroyed();
+
+  virtual void ComputeEffectiveTransforms(const gfx::Matrix4x4& aTransformToSurface)
+  {
+    DefaultComputeEffectiveTransforms(aTransformToSurface);
+  }
+};
+
+} /* layers */
+} /* mozilla */
+
+#endif /* GFX_CONTAINERLAYERD3D10_H */