Beat on hosted repo support on Windows a bit more.

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('../../pkg/args/lib/args.dart');
@@ skipping 63 matching lines @@
   }
 
   // TODO(nweiz): Have a fallback for this this out automatically once 1145 is
   // fixed.
   var sdkDir = Platform.environment['DART_SDK'];
   var cacheDir;
   if (Platform.environment.containsKey('PUB_CACHE')) {
     cacheDir = Platform.environment['PUB_CACHE'];
   } else if (Platform.operatingSystem == 'windows') {
     var appData = Platform.environment['APPDATA'];
-    cacheDir = join(appData, 'Pub', 'Package Cache');
+    cacheDir = join(appData, 'Pub', 'Cache');
   } else {
     cacheDir = '${Platform.environment['HOME']}/.pub-cache';
   }
 
   var cache = new SystemCache(cacheDir);
   cache.register(new SdkSource(sdkDir));
   cache.register(new GitSource());
   cache.register(new HostedSource());
   cache.sources.setDefault('hosted');
 
@@ skipping 169 matching lines @@
     if (exception is HttpException || exception is HttpParserException ||
         exception is SocketIOException || exception is PubHttpException) {
       return exit_codes.UNAVAILABLE;
     } else if (exception is FormatException) {
       return exit_codes.DATA;
     } else {
       return 1;
     }
   }
 }