[lworld] RFR: 8288186: [lw4] Many runtime/cds/appcds/ tests are still referring to IdentityObject

[Srikanth Adayapalam]

Revert "8265719: [lworld] CDS tests fail after the merge with master"
This reverts commit 74dbd64e4577489843b992f43ae1f8104762c328.

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Commit messages:
 - 8288186: [lw4] Many runtime/cds/appcds/ tests are still referring to IdentityObject

Changes: https://git.openjdk.org/valhalla/pull/712/files
 Webrev: https://webrevs.openjdk.java.net/?repo=valhalla&pr=712&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8288186
  Stats: 48 lines in 14 files changed: 0 ins; 16 del; 32 mod
  Patch: https://git.openjdk.org/valhalla/pull/712.diff
  Fetch: git fetch https://git.openjdk.org/valhalla pull/712/head:pull/712

PR: https://git.openjdk.org/valhalla/pull/712