RFR: 8236212: CompiledMethodLoad and CompiledMethodUnload events can be posted in START phase

[Alex Menkov]

Accordingly the spec CompiledMethodLoad/CompiledMethodUnload events may be sent in the start and live phases.
VM implementation send them only in the live phase, but tests should expect them in the start phase too

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Commit messages:
 - Updated tests to allow CompiledMethodLoad/Unload event to be sent in start phase

Changes: https://git.openjdk.java.net/jdk/pull/4535/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4535&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8236212
  Stats: 8 lines in 2 files changed: 0 ins; 0 del; 8 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4535.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4535/head:pull/4535

PR: https://git.openjdk.java.net/jdk/pull/4535