RFR: 8283378: JFR: Checkpoint classes not renamed properly

[Erik Gahlin]

Hi,

Could I have review of a change that renames two files to fix a build error.

Testing: build locally on Mac.

Thanks
Erik

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

Commit messages:
 - Initial

Changes: https://git.openjdk.java.net/jdk/pull/7868/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7868&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8283378
  Stats: 0 lines in 2 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7868.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7868/head:pull/7868

PR: https://git.openjdk.java.net/jdk/pull/7868