[code-reflection] RFR: Support conversions of primitives in testing context [v4]

[Mourad Abbay]

> Support conversions of primitives in testing context.

Mourad Abbay has updated the pull request incrementally with one additional commit since the last revision:

  Handle the case of exact widening primitive conversion

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Changes:
  - all: https://git.openjdk.org/babylon/pull/265/files
  - new: https://git.openjdk.org/babylon/pull/265/files/b55a09d3..ad4c58f9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=babylon&pr=265&range=03
 - incr: https://webrevs.openjdk.org/?repo=babylon&pr=265&range=02-03

  Stats: 43 lines in 2 files changed: 36 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/babylon/pull/265.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/265/head:pull/265

PR: https://git.openjdk.org/babylon/pull/265