IO v2: Update a number of HTTP tests to pass

sdk/lib/io/http_impl.dart

Index: sdk/lib/io/http_impl.dart
===================================================================
--- sdk/lib/io/http_impl.dart	(revision 17714)
+++ sdk/lib/io/http_impl.dart	(working copy)
@@ -161,6 +161,8 @@
     // Create session, store it in connection, and return.
     return _session = _httpServer._sessionManager.createSession();
   }
+
+  HttpConnectionInfo get connectionInfo => _httpConnection.connectionInfo;
 }
 
 
@@ -260,6 +262,8 @@
     return _httpRequest._httpClientConnection.detachSocket();
   }
 
+  HttpConnectionInfo get connectionInfo => _httpRequest.connectionInfo;
+
   bool get _shouldAuthenticate {
     // Only try to authenticate if there is a challenge in the response.
     List<String> challenge = headers[HttpHeaders.WWW_AUTHENTICATE];
@@ -442,6 +446,8 @@
     return future;
   }
 
+  HttpConnectionInfo get connectionInfo => _httpRequest.connectionInfo;
+
   void _fullBodyWritten() {
     if (!_httpRequest._incoming.fullBodyRead) {
       _httpRequest._httpConnection._socket.destroy();
@@ -607,6 +613,8 @@
     _followRedirects = followRedirects;
   }
 
+  HttpConnectionInfo get connectionInfo => _httpClientConnection.connectionInfo;
+
   void _onIncoming(_HttpIncoming incoming) {
     var response = new _HttpClientResponse(incoming,
                                            this,
@@ -919,6 +927,8 @@
 
   // TODO(ajohnsen): Remove socket from httpclient.
   void destroy() => _socket.destroy();
+
+  HttpConnectionInfo get connectionInfo => _HttpConnectionInfo.create(_socket);
 }
 
 class _ConnnectionInfo {
@@ -1236,6 +1246,8 @@
     });
   }
 
+  HttpConnectionInfo get connectionInfo => _HttpConnectionInfo.create(_socket);
+
   bool get _isActive => _state == _ACTIVE;
   bool get _isIdle => _state == _IDLE;
   bool get _isClosing => _state == _CLOSING;
@@ -1411,11 +1423,26 @@
 
 
 class _HttpConnectionInfo implements HttpConnectionInfo {
+  static _HttpConnectionInfo create(Socket socket) {
+    if (socket == null) return null;
+    try {
+      _HttpConnectionInfo info = new _HttpConnectionInfo._();
+      info.remoteHost = socket.remoteHost;
+      info.remotePort = socket.remotePort;
+      info.localPort = socket.port;
+      return info;
+    } catch (e) { }
+    return null;
+  }
+
+  _HttpConnectionInfo._();
+
   String remoteHost;
   int remotePort;
   int localPort;
 }
 
+
 class _DetachedSocket implements Socket {
   final Stream<List<int>> _incoming;
   final Socket _socket;