1 files changed, 25 insertions, 0 deletions
diff --git a/dom/svg/nsSVGFeatures.h b/dom/svg/nsSVGFeatures.h
new file mode 100644
index 000000000..9c0421deb
--- /dev/null
+++ b/dom/svg/nsSVGFeatures.h
@@ -0,0 +1,25 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 __NS_SVGFEATURES_H__
+#define __NS_SVGFEATURES_H__
+
+#include "nsString.h"
+
+class nsSVGFeatures
+{
+public:
+  /**
+   * Check whether we support the given extension string.
+   *
+   * @param aExtension the URI of an extension. Known extensions are
+   *   "http://www.w3.org/1999/xhtml" and "http://www.w3.org/1998/Math/MathML"
+   */
+  static bool
+  HasExtension(const nsAString& aExtension, const bool aIsInChrome);
+};
+
+#endif // __NS_SVGFEATURES_H__