diff -r 000000000000 -r 6474c204b198 gfx/gl/GLContextProviderNull.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/gl/GLContextProviderNull.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * 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/. */
+
+#include "GLContextProvider.h"
+
+namespace mozilla {
+namespace gl {
+
+already_AddRefed<GLContext>
+GLContextProviderNull::CreateForWindow(nsIWidget*)
+{
+    return nullptr;
+}
+
+already_AddRefed<GLContext>
+GLContextProviderNull::CreateWrappingExisting(void*, void*)
+{
+    return nullptr;
+}
+
+already_AddRefed<GLContext>
+GLContextProviderNull::CreateOffscreen(const gfxIntSize&,
+                                       const SurfaceCaps&,
+                                       ContextFlags)
+{
+    return nullptr;
+}
+
+GLContext*
+GLContextProviderNull::GetGlobalContext(ContextFlags)
+{
+    return nullptr;
+}
+
+void
+GLContextProviderNull::Shutdown()
+{
+}
+
+} /* namespace gl */
+} /* namespace mozilla */