diff -r 000000000000 -r 6474c204b198 gfx/layers/ipc/ShadowLayerUtilsD3D10.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/layers/ipc/ShadowLayerUtilsD3D10.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=8 et :
+ */
+/* 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_layers_ShadowLayerUtilsD3D10_h
+#define mozilla_layers_ShadowLayerUtilsD3D10_h
+
+#define MOZ_HAVE_PLATFORM_SPECIFIC_LAYER_BUFFERS
+
+struct ID3D10Device;
+struct ID3D10Texture2D;
+
+namespace mozilla {
+namespace layers {
+
+class SurfaceDescriptorD3D10;
+
+/**
+ * Write into |aDescr| a cross-process descriptor of |aTexture|, if
+ * possible.  Return true iff |aDescr| was successfully set.
+ */
+bool
+GetDescriptor(ID3D10Texture2D* aTexture, SurfaceDescriptorD3D10* aDescr);
+
+already_AddRefed<ID3D10Texture2D>
+OpenForeign(ID3D10Device* aDevice, const SurfaceDescriptorD3D10& aDescr);
+
+} // namespace layers
+} // namespace mozilla
+
+#endif  // mozilla_layers_ShadowLayerUtilsD3D10_h