diff -r 000000000000 -r 6474c204b198 parser/xml/public/nsISAXMutableAttributes.idl
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parser/xml/public/nsISAXMutableAttributes.idl	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,127 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 "nsISupports.idl"
+#include "nsISAXAttributes.idl"
+
+/**
+ * This interface extends the nsISAXAttributes interface with
+ * manipulators so that the list can be modified or reused.
+ */
+[scriptable, uuid(8b1de83d-cebb-49fa-8245-c0fe319eb7b6)]
+interface nsISAXMutableAttributes : nsISAXAttributes {
+
+  /**
+   * Add an attribute to the end of the list.
+   *
+   * For the sake of speed, this method does no checking
+   * to see if the attribute is already in the list: that is
+   * the responsibility of the application.
+   *
+   * @param uri The Namespace URI, or the empty string if
+   *        none is available or Namespace processing is not
+   *        being performed.
+   * @param localName The local name, or the empty string if
+   *        Namespace processing is not being performed.
+   * @param qName The qualified (prefixed) name, or the empty string
+   *        if qualified names are not available.
+   * @param type The attribute type as a string.
+   * @param value The attribute value.
+   */
+  void addAttribute(in AString uri,
+                    in AString localName,
+                    in AString qName,
+                    in AString type,
+                    in AString value);
+
+  /**
+   * Clear the attribute list for reuse.
+   */
+  void clear();
+
+  /**
+   * Remove an attribute from the list.
+   *
+   * @param index The index of the attribute (zero-based).
+   */
+  void removeAttribute(in unsigned long index);
+
+  /**
+   * Set the attributes list. This method will clear any attributes in
+   * the list before adding the attributes from the argument.
+   *
+   * @param attributes The attributes object to replace populate the
+   *                   list with.
+   */
+  void setAttributes(in nsISAXAttributes attributes);
+
+  /**
+   * Set an attribute in the list.
+   *
+   * For the sake of speed, this method does no checking for name
+   * conflicts or well-formedness: such checks are the responsibility
+   * of the application.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param uri The Namespace URI, or the empty string if
+   *        none is available or Namespace processing is not
+   *        being performed.
+   * @param localName The local name, or the empty string if
+   *        Namespace processing is not being performed.
+   * @param qName The qualified name, or the empty string
+   *        if qualified names are not available.
+   * @param type The attribute type as a string.
+   * @param value The attribute value.
+   */
+  void setAttribute(in unsigned long index,
+                    in AString uri,
+                    in AString localName,
+                    in AString qName,
+                    in AString type,
+                    in AString value);
+ 
+  /**
+   * Set the local name of a specific attribute.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param localName The attribute's local name, or the empty
+   *        string for none.
+   */
+  void setLocalName(in unsigned long index, in AString localName);
+
+  /**
+   * Set the qualified name of a specific attribute.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param qName The attribute's qualified name, or the empty
+   *        string for none.
+   */
+  void setQName(in unsigned long index, in AString qName);
+
+  /**
+   * Set the type of a specific attribute.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param type The attribute's type.
+   */
+  void setType(in unsigned long index, in AString type);
+
+  /**
+   * Set the Namespace URI of a specific attribute.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param uri The attribute's Namespace URI, or the empty
+   *        string for none.
+   */
+  void setURI(in unsigned long index, in AString uri);
+
+  /**
+   * Set the value of a specific attribute.
+   *
+   * @param index The index of the attribute (zero-based).
+   * @param value The attribute's value.
+   */
+  void setValue(in unsigned long index, in AString value);
+};