[Rev 04] RFR: 6691: The root of the flame graph could be improved

[Miroslav Wengner]

> https://bugs.openjdk.java.net/browse/JMC-6691

Miroslav Wengner has updated the pull request incrementally with one additional commit since the last revision:

  6691: tooltips improvements minor

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Changes:
  - all: https://git.openjdk.java.net/jmc/pull/67/files
  - new: https://git.openjdk.java.net/jmc/pull/67/files/1d98d031..a6c425c7

Webrevs:
 - full: https://webrevs.openjdk.java.net/jmc/67/webrev.04
 - incr: https://webrevs.openjdk.java.net/jmc/67/webrev.03-04

  Stats: 33 lines in 2 files changed: 16 ins; 3 del; 14 mod
  Patch: https://git.openjdk.java.net/jmc/pull/67.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/67/head:pull/67

PR: https://git.openjdk.java.net/jmc/pull/67