Log Message:
adobe-flash-player: update to 27.0.0.159.

Note this version seems to include a fix for crash of nspluginwrapper
(npviewer.bin) on NetBSD/i386 7.1 with pulseaudio (i.e. no libflashsupport)
settings.

Upstream changes:

 https://helpx.adobe.com/security/products/flash-player/apsb17-31.html

Adobe Security Bulletin

Summary

Adobe has released an update for Adobe Flash Player for Windows,
Macintosh, Linux and Chrome OS. This monthly update addresses
functionality bugs.