RFR: updated int JvmtiThreadState::count_frames()

[Leonid Mesnik]

updated int JvmtiThreadState::count_frames()

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Commit messages:


Changes: https://git.openjdk.java.net/loom/pull/64/files
 Webrev: https://webrevs.openjdk.java.net/?repo=loom&pr=64&range=00
  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/loom/pull/64.diff
  Fetch: git fetch https://git.openjdk.java.net/loom pull/64/head:pull/64

PR: https://git.openjdk.java.net/loom/pull/64