Integrated: 7904095: jdis,jasm: tools that read or write reference types may corrupt Constant Pool entries

[Leonid Kuskov]

[CODETOOLS-7904095](https://bugs.openjdk.org/browse/CODETOOLS-7904095): jdis,jasm: tools that read or write reference types may corrupt Constant Pool entries<br>
Fixes a jdis/jasm pair that updated constant pool entries while retrieving references from annotations, converting between forms like L/pkg/ClassName; and /pkg/ClassName, and vice versa.

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Commit messages:
 - CODETOOLS-7904095: jdis,jasm: tools that read or write reference types may corrupt Constant Pool entries

Changes: https://git.openjdk.org/asmtools/pull/90/files
  Webrev: https://webrevs.openjdk.org/?repo=asmtools&pr=90&range=00
  Issue: https://bugs.openjdk.org/browse/CODETOOLS-7904095
  Stats: 530 lines in 19 files changed: 257 ins; 96 del; 177 mod
  Patch: https://git.openjdk.org/asmtools/pull/90.diff
  Fetch: git fetch https://git.openjdk.org/asmtools.git pull/90/head:pull/90

PR: https://git.openjdk.org/asmtools/pull/90