Remove "listening on port $port" message.

pkg/analysis_server/lib/http_server.dart

Index: pkg/analysis_server/lib/http_server.dart
diff --git a/pkg/analysis_server/lib/http_server.dart b/pkg/analysis_server/lib/http_server.dart
index 8b93ad6bcf64dca3ed2077c8bedaf7e1f4cf086a..c3fc9735a9bcc491b1a2b17a1fcdd600668f6c76 100644
--- a/pkg/analysis_server/lib/http_server.dart
+++ b/pkg/analysis_server/lib/http_server.dart
@@ -85,6 +85,6 @@ class HttpAnalysisServer {
    */
   void serveHttp(int port) {
     HttpServer.bind(InternetAddress.LOOPBACK_IP_V4, port).then(_handleServer);
-    print('Listening on port $port');
+    stderr.writeln('Listening on port $port');

[Brian Wilkerson, 2014/04/15 23:19:34]

Somehow, writing non-error messages to stderr seems wrong. It might be better to
simply remove it. I think it was originally added primarily as a user-level
confirmation that the server was running, and it isn't clear to me that we need
it at all. That said, I'll leave it to you to decide.

   }
 }