Log message:
Pullup ticket #5815 - requested by wiz
www/webkit-gtk: security fix

Revisions pulled up:
- www/webkit-gtk/Makefile                                       1.142
- www/webkit-gtk/PLIST                                          1.40
- www/webkit-gtk/distinfo                                       1.104

---
   Module Name:	pkgsrc
   Committed By:	wiz
   Date:		Fri Aug 17 10:37:58 UTC 2018

   Modified Files:
   	pkgsrc/www/webkit-gtk: Makefile PLIST distinfo

   Log message:
   webkit-gtk: update to 2.20.4.

   What's new in WebKitGTK+ 2.20.4?

     - Fix a crash when leaving accelerated compositing mode.
     - Fix non-deterministic build failure due to missing \ 
JavaScriptCore/JSContextRef.h.
     - Security fixes: CVE-2018-4261, CVE-2018-4262, CVE-2018-4263, \ 
CVE-2018-4264, CVE-2018-4265, CVE-2018-4266,
       CVE-2018-4267, CVE-2018-4270, CVE-2018-4272, CVE-2018-4273, \ 
CVE-2018-4278, CVE-2018-4284.