asyncio: sync with Tulip

* Tulip issue 184: FlowControlMixin constructor now get the event loop if the
  loop parameter is not set. Add unit tests to ensure that constructor of
  StreamReader and StreamReaderProtocol classes get the event loop.
* Remove outdated TODO/XXX

1 files changed, 0 insertions, 1 deletions

diff --git a/Lib/asyncio/selector_events.py b/Lib/asyncio/selector_events.py
index 58b61f1c89..307a9add6a 100644
--- a/Lib/asyncio/selector_events.py
+++ b/Lib/asyncio/selector_events.py
@@ -145,7 +145,6 @@ class BaseSelectorEventLoop(base_events.BaseEventLoop):
             pass  # False alarm.
         except OSError as exc:
             # There's nowhere to send the error, so just log it.
-            # TODO: Someone will want an error handler for this.
             if exc.errno in (errno.EMFILE, errno.ENFILE,
                              errno.ENOBUFS, errno.ENOMEM):
                 # Some platforms (e.g. Linux keep reporting the FD as