[Rev 01] RFR: 6687: Add icon to the flame view to render as icicle graph

[Miroslav Wengner]

> ticket: https://bugs.openjdk.java.net/browse/JMC-6687

The pull request has been updated with 1 additional commit.

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Added commits:
 - c6db7b0e: 6687: messages title cases

Changes:
  - all: https://git.openjdk.java.net/jmc/pull/50/files
  - new: https://git.openjdk.java.net/jmc/pull/50/files/63e61ed9..c6db7b0e

Webrevs:
 - full: https://webrevs.openjdk.java.net/jmc/50/webrev.01
 - incr: https://webrevs.openjdk.java.net/jmc/50/webrev.00-01

  Stats: 6 lines in 3 files changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.java.net/jmc/pull/50.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/50/head:pull/50

PR: https://git.openjdk.java.net/jmc/pull/50