WebSocket Pepper API: use net::IsPortAllowedByDefault() to validate port

ppapi/tests/test_websocket.cc

Index: ppapi/tests/test_websocket.cc
diff --git a/ppapi/tests/test_websocket.cc b/ppapi/tests/test_websocket.cc
index 8f558893d9645de97822f0c729c28e9c18ac0558..510f1aa740b51364961d55b848ae6009bfcb973b 100644
--- a/ppapi/tests/test_websocket.cc
+++ b/ppapi/tests/test_websocket.cc
@@ -27,8 +27,7 @@ static const char kProtocolTestServerURL[] =
 static const char* kInvalidURLs[] = {
   "http://www.google.com/invalid_scheme",
   "ws://www.google.com/invalid#fragment",
-  // TODO(toyoshim): Add URL which has invalid port like
-  // ws://www.google.com:65535/invalid_port
+  "ws://www.google.com:65535/invalid_port",
   NULL
 };