RFR: 8295732: Directly embed TruncatedSeqs in G1Analytics [v2]

[Thomas Schatzl]

> Hi all,
> 
>   can I have reviews for this change that directly embeds `TruncatedSeq` into `G1Analytics`. There is no reason imho to use the additional indirection.
> 
> This is based on PR#10793, so please review this if not already done.
> 
> Testing: local compilation, gha
> 
> Thanks,
>   Thomas

Thomas Schatzl has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains two new commits since the last revision:

 - directly embed the remaining TruncatedSeq
 - Use correct sequence for checking mixed samples

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Changes:
  - all: https://git.openjdk.org/jdk/pull/10795/files
  - new: https://git.openjdk.org/jdk/pull/10795/files/cbe7f716..c51deca0

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=10795&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=10795&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/10795.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10795/head:pull/10795

PR: https://git.openjdk.org/jdk/pull/10795