Remove HttpClientRequest.response, as it's identical to HttpClientRequest.done.

sdk/lib/io/http_impl.dart

Index: sdk/lib/io/http_impl.dart
diff --git a/sdk/lib/io/http_impl.dart b/sdk/lib/io/http_impl.dart
index 0f7dafec84211fab9eca808a6e8ce294a21606fc..eefd9c87837193247c336a6fcb2741710307fb15 100644
--- a/sdk/lib/io/http_impl.dart
+++ b/sdk/lib/io/http_impl.dart
@@ -724,7 +724,7 @@ class _HttpClientRequest extends _HttpOutboundMessage<HttpClientResponse>
     }
   }
 
-  Future<HttpClientResponse> get response {
+  Future<HttpClientResponse> get done {
     if (_response == null) {
       _response = Future.wait([_responseCompleter.future, super.done])
         .then((list) => list[0]);
@@ -732,16 +732,14 @@ class _HttpClientRequest extends _HttpOutboundMessage<HttpClientResponse>
     return _response;
   }
 
-  Future<HttpClientResponse> get done => response;
-
   Future<HttpClientResponse> consume(Stream<List<int>> stream) {
     super.consume(stream);
-    return response;
+    return done;
   }
 
   Future<HttpClientResponse> close() {
     super.close();
-    return response;
+    return done;
   }
 
   int get maxRedirects => _maxRedirects;