RFR: 8292059: Do not inline InstanceKlass::allocate_instance() [v7]

[Afshin Zafari]

> The inline and not-inline versions of the method is tested to compare the performance difference. 
> ### Test
> `make test TEST=micro:Capture0.lambda_01 MICRO="VM_OPTIONS=-XX:TieredStopAtLevel=1" `

Afshin Zafari has updated the pull request incrementally with one additional commit since the last revision:

  8292059: Do not inline InstanceKlass::allocate_instance()

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/12782/files
  - new: https://git.openjdk.org/jdk/pull/12782/files/4165cab8..da1a1331

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=12782&range=06
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=12782&range=05-06

  Stats: 2 lines in 2 files changed: 1 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/12782.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12782/head:pull/12782

PR: https://git.openjdk.org/jdk/pull/12782