RFR: 8283787: C1: Remove unused ArrayStoreExceptionStub::_info

[Aleksey Shipilev]

SonarCloud complains `ArrayStoreExceptionStub::_info` field is not initialized. It is not actually used, and the incoming `CodeEmitInfo*` gets passed to superclass instead.

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Commit messages:
 - Fix

Changes: https://git.openjdk.java.net/jdk/pull/7992/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7992&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8283787
  Stats: 3 lines in 1 file changed: 0 ins; 3 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7992.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7992/head:pull/7992

PR: https://git.openjdk.java.net/jdk/pull/7992