RFR: 8278291: compiler/uncommontrap/TraceDeoptimizationNoRealloc.java fails with release VMs after JDK-8154011 [v2]

[Jie Fu]

> Hi all,
> 
> compiler/uncommontrap/TraceDeoptimizationNoRealloc.java fails with release VMs after JDK-8154011 due 'TraceDeoptimization' is diagnostic and must be enabled via -XX:+UnlockDiagnosticVMOptions.
> Let's add `-XX:+UnlockDiagnosticVMOptions` to fix it.
> 
> Thanks.
> Best regards,
> Jie

Jie Fu has updated the pull request incrementally with one additional commit since the last revision:

  Remove unnecessary IgnoreUnrecognizedVMOptions

-------------

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/6721/files
  - new: https://git.openjdk.java.net/jdk/pull/6721/files/3abab536..e5cf2812

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=6721&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=6721&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/6721.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/6721/head:pull/6721

PR: https://git.openjdk.java.net/jdk/pull/6721