MFH: r370967

Update to 1.8.11p1

PR:		194259
Submitted by:	cy@ and Yasuhiro KIMURA <yasu@utahime.org>
MFH: r370932

- Update Firefox to 33.0
- Update Firefox ESR to 31.2.0
- Update NSS to 3.17.2
- Update Thunderbird to 31.2.0
- Update libxul to 31.2.0 (and mark as BROKEN)
- Disable SSL 3.0 with pref (Upstream bug 1076983)
- (workaround) replace USE_GCC=yes with USES=compiler:gcc-c++11-lib in
  order to fix runtime for PGO and powerpc/powerpc64 on libc++ systems
- Add OSS audio fallback for HTML5 audio from upstream bug;
  not exposed yet because WebRTC still needs ALSA or PulseAudio
- Kill @dirrm from gecko@ ports per CHANGES from 20140922
- Drop workaround for LLVM PR 19007: base and lang/clang34 have the fix
- Improve workaround comment for LLVM PR 15840, partially rejecting
  r348851 by marino@ until bug 193555

PR:		194356
Submitted by:	Jan Beich
Security:	http://www.vuxml.org/freebsd/9c1495ac-8d8c-4789-a0f3-8ca6b476619c.html