Rename BadNumberFormatException -> FormatException.

utils/pub/utils.dart

 // 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.
 
 /**
  * Generic utility functions. Stuff that should possibly be in core.
  */
 #library('utils');
 
 #import('dart:crypto');
 #import('dart:isolate');
 
-/** Thrown by methods that parse text when the text isn't a valid. */
-class FormatException implements Exception {
-  final String message;
-
-  FormatException(this.message);
-
-  String toString() => message;
-}
-
 /** A pair of values. */
 class Pair<E, F> {
   E first;
   F last;
 
   Pair(this.first, this.last);
 
   String toString() => '($first, $last)';
 
   bool operator==(other) {
@@ skipping 89 matching lines @@
   CryptoUtils.bytesToHex(new SHA1().update(source.charCodes()).digest());
 
 /**
  * Returns a [Future] that completes in [milliSeconds].
  */
 Future sleep(int milliSeconds) {
   var completer = new Completer();
   new Timer(milliSeconds, completer.complete);
   return completer.future;
 }