diff -r 000000000000 -r 6474c204b198 content/canvas/src/WebGL1Context.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/content/canvas/src/WebGL1Context.cpp	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,50 @@
+/* -*- 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 "WebGL1Context.h"
+#include "mozilla/dom/WebGLRenderingContextBinding.h"
+
+#include "mozilla/Telemetry.h"
+
+using namespace mozilla;
+
+// -----------------------------------------------------------------------------
+// CONSTRUCTOR & DESTRUCTOR
+
+WebGL1Context::WebGL1Context()
+    : WebGLContext()
+{
+
+}
+
+WebGL1Context::~WebGL1Context()
+{
+
+}
+
+
+// -----------------------------------------------------------------------------
+// IMPLEMENT nsWrapperCache
+
+JSObject*
+WebGL1Context::WrapObject(JSContext *cx)
+{
+    return dom::WebGLRenderingContextBinding::Wrap(cx, this);
+}
+
+
+// -----------------------------------------------------------------------------
+// INSTANCING nsIDOMWebGLRenderingContext
+
+nsresult
+NS_NewCanvasRenderingContextWebGL(nsIDOMWebGLRenderingContext** aResult)
+{
+    Telemetry::Accumulate(Telemetry::CANVAS_WEBGL_USED, 1);
+    nsIDOMWebGLRenderingContext* ctx = new WebGL1Context();
+
+    NS_ADDREF(*aResult = ctx);
+    return NS_OK;
+}
+