[lworld] RFR: 8247569: [lworld] Align with spec for <vnew> methods [v4]

[David Simms]

> Merged javac and VM work together, includes VM support (JDK-8294224)

David Simms has updated the pull request incrementally with two additional commits since the last revision:

 - Update src/java.base/share/classes/java/lang/invoke/MethodHandleInfo.java
   
   Co-authored-by: Mandy Chung <mandy.chung at oracle.com>
 - Update src/java.compiler/share/classes/javax/lang/model/element/ExecutableElement.java
   
   Co-authored-by: Mandy Chung <mandy.chung at oracle.com>

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

Changes:
  - all: https://git.openjdk.org/valhalla/pull/788/files
  - new: https://git.openjdk.org/valhalla/pull/788/files/55e570ee..8074b30a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=788&range=03
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=788&range=02-03

  Stats: 5 lines in 2 files changed: 4 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/788.diff
  Fetch: git fetch https://git.openjdk.org/valhalla pull/788/head:pull/788

PR: https://git.openjdk.org/valhalla/pull/788