Move MimeMultipartTransformer and HttpBodyHandler to mime and http_server packages.

runtime/bin/builtin.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.
 
 library builtin;
 import 'dart:io';
+import 'dart:typed_data';
 
 // Corelib 'print' implementation.
 void _print(arg) {
   _Logger._printString(arg.toString());
 }
 
 
 class _Logger {
   static void _printString(String s) native "Logger_PrintString";
 }
@@ skipping 11 matching lines @@
 
 
 var _httpRequestResponseCode = 0;
 var _httpRequestStatusString;
 var _httpRequestResponse;
 
 _getHttpRequestResponseCode() => _httpRequestResponseCode;
 _getHttpRequestStatusString() => _httpRequestStatusString;
 _getHttpRequestResponse() => _httpRequestResponse;
 
-void _requestCompleted(HttpClientResponseBody body) {
-  _httpRequestResponseCode = body.statusCode;
-  _httpRequestStatusString = '${body.statusCode} ${body.reasonPhrase}';
+void _requestCompleted(List<int> data, HttpClientResponse response) {
+  _httpRequestResponseCode = response.statusCode;
+  _httpRequestStatusString = '${response.statusCode} ${response.reasonPhrase}';
   _httpRequestResponse = null;
-  if (body.statusCode != 200 || body.type == 'json') {
+  if (response.statusCode != 200 ||
+      (response.headers.contentType != null &&
+       response.headers.contentType.mimeType == 'application/json')) {
     return;
   }
-  _httpRequestResponse = body.body;
+  _httpRequestResponse = data;
 }
 
 
 void _requestFailed(error) {
   _httpRequestResponseCode = 0;
   _httpRequestStatusString = error.toString();
   _httpRequestResponse = null;
 }
 
 
 void _makeHttpRequest(String uri) {
   var _client = new HttpClient();
   _httpRequestResponseCode = 0;
   _httpRequestStatusString = null;
   _httpRequestResponse = null;
   Uri requestUri = Uri.parse(uri);
   _client.getUrl(requestUri)
       .then((HttpClientRequest request) => request.close())
-      .then(HttpBodyHandler.processResponse)
-      .then((HttpClientResponseBody body) {
-        _requestCompleted(body);
+      .then((HttpClientResponse response) {
+        return response
+            .fold(new BytesBuilder(), (b, d) => b..add(d))
+            .then((builder) {
+              _requestCompleted(builder.takeBytes(), response);
+            });
       }).catchError((error) {
         _requestFailed(error);
       });
 }
 
 
 // Are we running on Windows?
 var _isWindows = false;
 // The current working directory
 var _workingDirectoryUri;
@@ skipping 187 matching lines @@
   }
   _logResolution('# Package: $uri -> $path');
   return path;
 }
 
 
 String _filePathFromHttpUri(Uri uri) {
   _logResolution('# Path: $uri -> $uri');
   return uri.toString();
 }