RFR: 8294969: Convert jdk.jdeps javap to use the Classfile API [v12]

[Adam Sotona]

> javap uses proprietary com.sun.tools.classfile library to parse class files.
> 
> This patch converts javap to use Classfile API.
> 
> Please review.
> 
> Thanks,
> Adam

Adam Sotona has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 229 commits:

 - minor patches
 - Merge branch 'master' into JDK-8294969
 - Merge branch 'master' into JDK-8294969-javap
 - Merge branch 'master' into JDK-8294969-javap
 - fixed code printing and ConstantPoolException reporting indoex
 - added DydnamicConstantPoolEntry::bootstrapMethodIndex
   fix of javap ConstantWriter to print DynamicConstantPoolEntry without accessing BSM attribute
 - extended ClassReader about specific entry-reading methods to avoid class cast and throw ConstantPoolException instead
 - throwing ConstantPoolException for invalid BSM entry index
 - Merge branch 'master' into JDK-8294969-javap
 - fixed JavapTask
 - ... and 219 more: https://git.openjdk.org/jdk/compare/9887cd8a...697079f7

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Changes: https://git.openjdk.org/jdk/pull/11411/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=11411&range=11
  Stats: 3831 lines in 29 files changed: 1001 ins; 1701 del; 1129 mod
  Patch: https://git.openjdk.org/jdk/pull/11411.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/11411/head:pull/11411

PR: https://git.openjdk.org/jdk/pull/11411