MFH: r373617

- Update to 39.0.2171.71 (bugfix release)
- Add back -fno-stack-protector when building with GCC to prevent link errors [1]
Changelog:	https://chromium.googlesource.com/chromium/src/+log/39.0.2171.65..39.0.2171.71
Submitted by:	pkg-fallout [1]
Approved by:	ports-secteam (rea)
MFH: r373589

- Fix build on i386 (2 separate problems)
- Drop @dirrm* from plist

Approved by:	ports-secteam (rea)
MFH: r373592

- Fix build on < 10.x

Approved by:	portmgr blanket
Approved by:	ports-secteam (rea)