In [JDK-8282469](https://bugs.openjdk.org/browse/JDK-8282469), the file operator_new.cpp was removed from Hotspot. Unfortunately, some ugly hacks related to this file remained in the build system. They should be removed.
------------- Commit messages: - 8330820: Remove remnants of operator_new.cpp in build system Changes: https://git.openjdk.org/jdk/pull/18886/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=18886&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8330820 Stats: 10 lines in 2 files changed: 0 ins; 9 del; 1 mod Patch: https://git.openjdk.org/jdk/pull/18886.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/18886/head:pull/18886 PR: https://git.openjdk.org/jdk/pull/18886
