[jdk13u-dev] RFR: 8234541: C1 emits an empty message when it inlines successfully

[Larry-N]

Backport fix for bug JDK-8234541. Tested with tier1 and tier2

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Commit messages:
 - Backport 4e64af81a2ea66313d03b720004667bc7975f6e4

Changes: https://git.openjdk.java.net/jdk13u-dev/pull/104/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk13u-dev&pr=104&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8234541
  Stats: 11 lines in 2 files changed: 1 ins; 6 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk13u-dev/pull/104.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk13u-dev pull/104/head:pull/104

PR: https://git.openjdk.java.net/jdk13u-dev/pull/104