icedtea-bin: drop Java 7 support

We use Java 8 everywhere now.  No need to carry this version.

BUG=b:34530504
TEST=precq & sdk passes

Change-Id: I78046283fdf8070399e7e9dcd6fd4de4f3928d62
Reviewed-on: https://chromium-review.googlesource.com/527501
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
6 files changed