Revert odrefresh split

This change is a manual revert of aosp/1843654, since there have been
lots of changes. odrefresh.cc and odrefresh_test.cc are the files that
conflict the most.

Bug: 211977683
Test: atest art_standalone_odrefresh_tests
Test: atest odsign_e2e_tests
Test: art/build/apex/runtests.sh
Test: lunch full-eng; m; art/build/apex/runtests.sh
Test: with master-art, art/tools/run-gtests.sh \
        /apex/com.android.art/bin/art/arm64/art_odrefresh_tests
Test: atest ComposHostTestCases

Change-Id: If279c4326ad4d4e5f4b7f5c7c0d995d522f795f5
19 files changed