Remove explicit interface versions of dartdoc files.

lib/html/doc/interface/Float32Array.dartdoc

Index: lib/html/doc/interface/Float32Array.dartdoc
diff --git a/lib/html/doc/interface/Float32Array.dartdoc b/lib/html/doc/interface/Float32Array.dartdoc
deleted file mode 100644
index 1d5430029556172e2d4e26fd5a9f5df02ed10819..0000000000000000000000000000000000000000
--- a/lib/html/doc/interface/Float32Array.dartdoc
+++ /dev/null
@@ -1,28 +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 Float32Array
-interface Float32Array extends ArrayBufferView, List<num> default _TypedArrayFactoryProvider {
-
-  Float32Array(int length);
-
-  Float32Array.fromList(List<num> list);
-
-  Float32Array.fromBuffer(ArrayBuffer buffer, [int byteOffset, int length]);
-
-  static final int BYTES_PER_ELEMENT = 4;
-
-  /** @domName Float32Array.length */
-  final int length;
-
-  /** @domName Float32Array.setElements */
-  void setElements(Object array, [int offset]);
-
-  /** @domName Float32Array.subarray */
-  Float32Array subarray(int start, [int end]);
-}