Initialize HttpChannel in DelegateConnection to create Violation List…

…eners.

Signed-off-by: Lachlan Roberts <lachlan.p.roberts@gmail.com>

runtime/runtime_impl_jetty12/src/main/java/com/google/apphosting/runtime/jetty/delegate/internal/DelegateConnection.java

@@ -118,6 +118,7 @@ public void handle() throws IOException {
           new DelegateConnectionMetadata(_endpoint, this, _connector);
       HttpChannelState httpChannel = new HttpChannelState(connectionMetaData);
       httpChannel.setHttpStream(new DelegateHttpStream(_endpoint, this, httpChannel));
+      httpChannel.initialize();
 
       // Generate the Request MetaData.
       String method = delegateExchange.getMethod();