When positional args passed to dict(), analyze them. Fix #1357.

Guido van Rossum · Guido van Rossum · commit 41e13494f56f · 2016-04-09T14:50:51.000-07:00
diff --git a/typeshed b/typeshed
@@ -1 +1 @@
-Subproject commit a6f1075055493c0bdd95e8eb5609965d3023ce2c
+Subproject commit baf2f3ca3dcf9073fe14b2fc38fade975be46141
