Revert "Revert "Revert "Revert "Remove reference to d8-compat-dx""""

This reverts commit 9561faf10d2e23f322da03743a30843296971fd0.

Test: art/tools/buildbot-build.sh -j8 --host &&
    art/tools/run-libcore-tests.sh '--mode=host' '--variant=X64' --debug
Test: art/test/testrunner/run_build_test_target.py -j80 art-test
2 files changed