RFR: 8294961: Convert java.base/java.lang.reflect.ProxyGenerator to use the Classfile API to generate proxy classes [v10]

[Adam Sotona]

> java.base java.lang.reflect.ProxyGenerator uses ASM to generate proxy classes.
> 
> This patch converts it to use Classfile API.
> 
> It is continuation of https://github.com/openjdk/jdk/pull/10991
> 
> Any comments and suggestions are welcome.
> 
> Please review.
> 
> Thank you,
> Adam

Adam Sotona has updated the pull request incrementally with one additional commit since the last revision:

  initialization of template entries by index

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/17121/files
  - new: https://git.openjdk.org/jdk/pull/17121/files/80340914..e9bf7d57

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=17121&range=09
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=17121&range=08-09

  Stats: 100 lines in 1 file changed: 39 ins; 30 del; 31 mod
  Patch: https://git.openjdk.org/jdk/pull/17121.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17121/head:pull/17121

PR: https://git.openjdk.org/jdk/pull/17121