RFR: [bworld-apis] Adding more bangs to collections [v8]

[Vicente Romero]

> adding more bangs to collection apis

Vicente Romero has updated the pull request incrementally with one additional commit since the last revision:

  fixing failing tests

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

Changes:
  - all: https://git.openjdk.org/valhalla/pull/2112/files
  - new: https://git.openjdk.org/valhalla/pull/2112/files/bdf93d5f..438d81a5

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=valhalla&pr=2112&range=07
 - incr: https://webrevs.openjdk.org/?repo=valhalla&pr=2112&range=06-07

  Stats: 24 lines in 7 files changed: 11 ins; 0 del; 13 mod
  Patch: https://git.openjdk.org/valhalla/pull/2112.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/2112/head:pull/2112

PR: https://git.openjdk.org/valhalla/pull/2112