Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/SVGFEColorMatrixElement.dartdoc

Index: lib/html/doc/interface/SVGFEColorMatrixElement.dartdoc
diff --git a/lib/html/doc/interface/SVGFEColorMatrixElement.dartdoc b/lib/html/doc/interface/SVGFEColorMatrixElement.dartdoc
deleted file mode 100644
index 0b81493540894f5a8ff86d854714305cc8756671..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/SVGFEColorMatrixElement.dartdoc
+++ /dev/null
@@ -1,30 +0,0 @@
-// 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 SVGFEColorMatrixElement
-interface SVGFEColorMatrixElement extends SVGElement, SVGFilterPrimitiveStandardAttributes {
-
-  static final int SVG_FECOLORMATRIX_TYPE_HUEROTATE = 3;
-
-  static final int SVG_FECOLORMATRIX_TYPE_LUMINANCETOALPHA = 4;
-
-  static final int SVG_FECOLORMATRIX_TYPE_MATRIX = 1;
-
-  static final int SVG_FECOLORMATRIX_TYPE_SATURATE = 2;
-
-  static final int SVG_FECOLORMATRIX_TYPE_UNKNOWN = 0;
-
-  /** @domName SVGFEColorMatrixElement.in1 */
-  final SVGAnimatedString in1;
-
-  /** @domName SVGFEColorMatrixElement.type */
-  final SVGAnimatedEnumeration type;
-
-  /** @domName SVGFEColorMatrixElement.values */
-  final SVGAnimatedNumberList values;
-}