RFR: 7268: Show icons for modifiers in the method profiling page [v7]

[Marcus Hirt]

> I'll check in the new icons in the jmc-graphics repo.

Marcus Hirt has updated the pull request incrementally with one additional commit since the last revision:

  Typo

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Changes:
  - all: https://git.openjdk.java.net/jmc/pull/264/files
  - new: https://git.openjdk.java.net/jmc/pull/264/files/52e423e4..0b3e8e8f

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jmc&pr=264&range=06
 - incr: https://webrevs.openjdk.java.net/?repo=jmc&pr=264&range=05-06

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jmc/pull/264.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/264/head:pull/264

PR: https://git.openjdk.java.net/jmc/pull/264