- tag gcc-4_2-branch as branchpoint for the ubuntu/gcc-4_2-branch.

  the branch is used to merge gcc/java, libjava, zlib, libffi and boehm-gc
  from the trunk.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/tags/ubuntu/gcc-4_2-branchpoint@126321 138bc75d-0d04-0410-961f-82ee72b054a4