[lworld] RFR: JDK-8271405: [lworld] Redo test/jdk/java/lang/invoke/VarHandles changes for JDK-8269956 [v2]

[Mandy Chung]

> test/jdk/java/lang/invoke/VarHandles are generated from the template files.   Redo the fix for JDK-8269956 and update the template files.

Mandy Chung has updated the pull request incrementally with one additional commit since the last revision:

  Fix valhalla/jdk merge issue

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

Changes:
  - all: https://git.openjdk.java.net/valhalla/pull/516/files
  - new: https://git.openjdk.java.net/valhalla/pull/516/files/10b7fe37..afc8914c

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=valhalla&pr=516&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=valhalla&pr=516&range=00-01

  Stats: 36 lines in 10 files changed: 18 ins; 9 del; 9 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/516.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/516/head:pull/516

PR: https://git.openjdk.java.net/valhalla/pull/516