Fix closing of server sockets.

runtime/bin/http_impl.dart

Index: runtime/bin/http_impl.dart
diff --git a/runtime/bin/http_impl.dart b/runtime/bin/http_impl.dart
index cbfa7de120b8703120c8fb553f22789d0b0744d2..34f893cfd41fe7cc32f96a180d731ce1d9375397 100644
--- a/runtime/bin/http_impl.dart
+++ b/runtime/bin/http_impl.dart
@@ -690,7 +690,11 @@ class _HttpRequestResponseBase {
       }
       assert(_headResponse || _bodyBytesWritten == _contentLength);
     }
-    if (!persistentConnection) _httpConnection._close();
+    // If we are done writing the response and the client has closed
+    // or the connection is not persistent we can close.
+    if (!persistentConnection || _httpConnection._closing) {
+      _httpConnection._close();
+    }
     return allWritten;
   }
 
@@ -1351,6 +1355,9 @@ class _HttpConnection extends _HttpConnectionBase {
 
     // If currently not processing any request just close the socket.
     if (_httpParser.isIdle) {
+      // If the client closes and we are done writing the response
+      // the connection should be closed.
+      if (_response == null) _close();

[Anders Johnsen, 2012/09/11 12:49:40]

Nice. Would it make sense to move this to below the onClosed assignment?

[Mads Ager (google), 2012/09/11 14:43:11]

I can do that. Thanks. :)

       _socket.outputStream.onClosed = () {
         _destroy();
         if (onClosed != null && e == null) {