Add dummy dart:html library for documentation.

lib/html/doc/interface/SVGComponentTransferFunctionElement.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 SVGComponentTransferFunctionElement
+interface SVGComponentTransferFunctionElement extends SVGElement {
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_DISCRETE = 3;
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_GAMMA = 5;
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_IDENTITY = 1;
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_LINEAR = 4;
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_TABLE = 2;
+
+  static final int SVG_FECOMPONENTTRANSFER_TYPE_UNKNOWN = 0;
+
+  /** @domName SVGComponentTransferFunctionElement.amplitude */
+  final SVGAnimatedNumber amplitude;
+
+  /** @domName SVGComponentTransferFunctionElement.exponent */
+  final SVGAnimatedNumber exponent;
+
+  /** @domName SVGComponentTransferFunctionElement.intercept */
+  final SVGAnimatedNumber intercept;
+
+  /** @domName SVGComponentTransferFunctionElement.offset */
+  final SVGAnimatedNumber offset;
+
+  /** @domName SVGComponentTransferFunctionElement.slope */
+  final SVGAnimatedNumber slope;
+
+  /** @domName SVGComponentTransferFunctionElement.tableValues */
+  final SVGAnimatedNumberList tableValues;
+
+  /** @domName SVGComponentTransferFunctionElement.type */
+  final SVGAnimatedEnumeration type;
+}