RFR: 8263561: Re-examine uses of LinkedList [v4]

[Сергей Цыпанов]

> The usage of `LinkedList` is senseless and can be replaced with either `ArrayList` or `ArrayDeque` which are both more compact and effective.
> 
> jdk:tier1 and jdk:tier2 are both ok

Сергей Цыпанов has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains five additional commits since the last revision:

 - Merge branch 'master' into purge-linked-list
 - 8263561: Use sized constructor where reasonable
 - 8263561: Use interface List instead of particular type where possible
 - 8263561: Rename requestList -> requests
 - 8263561: Re-examine uses of LinkedList

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/2744/files
  - new: https://git.openjdk.java.net/jdk/pull/2744/files/40910fae..89160b3e

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=2744&range=03
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=2744&range=02-03

  Stats: 763526 lines in 11131 files changed: 166175 ins; 560683 del; 36668 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2744.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2744/head:pull/2744

PR: https://git.openjdk.java.net/jdk/pull/2744