Add dummy dart:html library for documentation.

lib/html/doc/interface/SVGPaint.dartdoc

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// WARNING:
+//   This file contains documentation that is merged into the real source.
+//   Do not make code changes here.
+
+/// @domName SVGPaint
+interface SVGPaint extends SVGColor {
+
+  static final int SVG_PAINTTYPE_CURRENTCOLOR = 102;
+
+  static final int SVG_PAINTTYPE_NONE = 101;
+
+  static final int SVG_PAINTTYPE_RGBCOLOR = 1;
+
+  static final int SVG_PAINTTYPE_RGBCOLOR_ICCCOLOR = 2;
+
+  static final int SVG_PAINTTYPE_UNKNOWN = 0;
+
+  static final int SVG_PAINTTYPE_URI = 107;
+
+  static final int SVG_PAINTTYPE_URI_CURRENTCOLOR = 104;
+
+  static final int SVG_PAINTTYPE_URI_NONE = 103;
+
+  static final int SVG_PAINTTYPE_URI_RGBCOLOR = 105;
+
+  static final int SVG_PAINTTYPE_URI_RGBCOLOR_ICCCOLOR = 106;
+
+  /** @domName SVGPaint.paintType */
+  final int paintType;
+
+  /** @domName SVGPaint.uri */
+  final String uri;
+
+  /** @domName SVGPaint.setPaint */
+  void setPaint(int paintType, String uri, String rgbColor, String iccColor);
+
+  /** @domName SVGPaint.setUri */
+  void setUri(String uri);
+}