Rename BadNumberFormatException -> FormatException.

utils/pub/pub.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.
 
 /**
  * The main entrypoint for the pub command line application.
  */
 #library('pub');
 
 #import('../../lib/args/args.dart');
@@ skipping 40 matching lines @@
   parser.addFlag('version', negatable: false,
     help: 'Prints the version of Pub');
   parser.addFlag('trace', help: 'Prints a stack trace when an error occurs');
   return parser;
 }
 
 main() {
   var globalOptions;
   try {
     globalOptions = pubArgParser.parse(new Options().arguments);
-  } catch (ArgFormatException e) {
+  } catch (FormatException e) {
     printUsage(description: e.message);
     return;
   }
 
   if (globalOptions['version']) {
     printVersion();
     return;
   }
 
   if (globalOptions['help'] || globalOptions.rest.isEmpty()) {
@@ skipping 90 matching lines @@
    */
   ArgParser get commandParser() => new ArgParser();
 
   void run(SystemCache cache_, ArgResults globalOptions_,
       List<String> commandArgs) {
     cache = cache_;
     globalOptions = globalOptions_;
 
     try {
      commandOptions = commandParser.parse(commandArgs);
-    } catch (ArgFormatException e) {
+    } catch (FormatException e) {
       this.printUsage(description: e.message);
       return;
     }
 
     handleError(error, trace) {
       // This is basically the top-level exception handler so that we don't
       // spew a stack trace on our users.
       // TODO(rnystrom): Add --trace flag so stack traces can be enabled for
       // debugging.
       var message = error.toString();
@@ skipping 44 matching lines @@
     print('');
     print('Usage: $usage');
 
     var commandUsage = commandParser.getUsage();
     if (!commandUsage.isEmpty()) {
       print('');
       print(commandUsage);
     }
   }
 }