Workaround localhost issues on old runtimes

Older ART runtimes (L and M) may fail to resolve 'localhost' on some
host machines. This CL works around that issue by using the loop back
address instead.

Bug: 37069342
Test: art/tools/run-jdwp-tests.sh --mode=host --variant=X64
Test: art/tools/run-jdwp-tests.sh --mode=target --variant=X64
Change-Id: Id44b635f5af2a2be4552b5088e0a196f554095c3
1 file changed