RFR: 8285976: compiler/exceptions/OptimizeImplicitExceptions.java can't pass with -XX:+DeoptimizeALot [v2]

[Xin Liu]

> Disable DeoptimizeALot and DeoptimizeRandom, 2 develop options when run this test for stability.

Xin Liu has updated the pull request incrementally with one additional commit since the last revision:

  directly set them to false. this is easiser.

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8513/files
  - new: https://git.openjdk.java.net/jdk/pull/8513/files/131a4ad1..b1c20571

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8513&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8513&range=00-01

  Stats: 9 lines in 1 file changed: 0 ins; 5 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8513.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8513/head:pull/8513

PR: https://git.openjdk.java.net/jdk/pull/8513