RFR: 8293512: ProblemList serviceability/tmtools/jstat/GcNewTest.java in -Xcomp mode

[Daniel D. Daugherty]

Trivial fixes to ProblemList 4 tests that fail in the upper Tiers:

[JDK-8293512](https://bugs.openjdk.org/browse/JDK-8293512) ProblemList serviceability/tmtools/jstat/GcNewTest.java in -Xcomp mode

[JDK-8293516](https://bugs.openjdk.org/browse/JDK-8293516) ProblemList gc/cslocker/TestCSLocker.java in -Xcomp mode

[JDK-8293517](https://bugs.openjdk.org/browse/JDK-8293517) ProblemList sun/management/jmxremote/bootstrap/RmiBootstrapTest.java#id1 on linux-x64

[JDK-8293518](https://bugs.openjdk.org/browse/JDK-8293518) ProblemList sun/management/jmxremote/bootstrap/RmiSslNoKeyStoreTest.java

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Commit messages:
 - 8293518: ProblemList sun/management/jmxremote/bootstrap/RmiSslNoKeyStoreTest.java
 - 8293517: ProblemList sun/management/jmxremote/bootstrap/RmiBootstrapTest.java#id1 on linux-x64
 - 8293516: ProblemList gc/cslocker/TestCSLocker.java in -Xcomp mode
 - 8293512: ProblemList serviceability/tmtools/jstat/GcNewTest.java in -Xcomp mode

Changes: https://git.openjdk.org/jdk/pull/10209/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10209&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8293512
  Stats: 5 lines in 2 files changed: 5 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/10209.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10209/head:pull/10209

PR: https://git.openjdk.org/jdk/pull/10209