JSR-166 update without java 1.9 method/classes

Second attempt, in frist one I've submitted some code from openJdk 1.9
that shouldn't be here, orignial change can be found at
5328e07d282bef36ac8b757bbee16a761415b2c4

Adapted from sources taken from CVS using:
cvs -d ':pserver:anonymous@gee.cs.oswego.edu/home/jsr166/jsr166' checkout -D "03/03/2016 10:00:00 GMT" jsr166

This time with hidden/removed "@since 9" methods and classes

Bug: 27426599
Change-Id: Ibd8d26e13cba091bfd983c73d005e4f8d8f5946d
(cherry picked from commit b8b75116273ecfdb8ffdd1869b1c0dd04570a95e)
172 files changed