diff -r 000000000000 -r 6474c204b198 dom/webidl/DOMParser.webidl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/webidl/DOMParser.webidl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,46 @@
+/* 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/.
+ *
+ * The origin of this IDL file is
+ * http://domparsing.spec.whatwg.org/#the-domparser-interface
+ */
+
+interface Principal;
+interface URI;
+interface InputStream;
+
+enum SupportedType {
+  "text/html",
+  "text/xml",
+  "application/xml",
+  "application/xhtml+xml",
+  "image/svg+xml"
+};
+
+// the latter is Mozilla-specific
+[Constructor,
+ Constructor(Principal? prin, optional URI? documentURI = null,
+             optional URI? baseURI = null)]
+interface DOMParser {
+  [NewObject, Throws]
+  Document parseFromString(DOMString str, SupportedType type);
+
+  // Mozilla-specific stuff
+  // Throws if the passed-in length is greater than the actual sequence length
+  [NewObject, Throws, ChromeOnly]
+  Document parseFromBuffer(sequence<octet> buf, unsigned long bufLen,
+                           SupportedType type);
+  // Throws if the passed-in length is greater than the actual typed array length
+  [NewObject, Throws, ChromeOnly]
+  Document parseFromBuffer(Uint8Array buf, unsigned long bufLen,
+                           SupportedType type);
+  [NewObject, Throws, ChromeOnly]
+  Document parseFromStream(InputStream stream, DOMString? charset,
+                           long contentLength, SupportedType type);
+  [Throws, ChromeOnly]
+  void init(optional Principal? principal = null,
+            optional URI? documentURI = null,
+            optional URI? baseURI = null);
+};
+