+2017-11-02 John Wilander <wilander@apple.com>
+
+ Ignore HSTS for partitioned, cross-origin subresource requests
+ https://bugs.webkit.org/show_bug.cgi?id=178993
+ <rdar://problem/34962462>
+
+ Reviewed by Brent Fulgham and Alex Christensen.
+
+ * wtf/Platform.h:
+ Added HAVE_CFNETWORK_IGNORE_HSTS.
+