RFR: 8292448: Convert BitMapFragmentTable to ResourceHashtable [v3]

[Coleen Phillimore]

> This is an uncomplicated conversion of the bitmap fragment table into a ResizeableResourceHashtable.  Ran tiers 1-3 and 4-7 with other changes, and verified that the memory for ResourceHashtableStorage is freed.

Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:

  Remove explicit deleter.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/9893/files
  - new: https://git.openjdk.org/jdk/pull/9893/files/74c15051..e17fd218

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9893&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9893&range=01-02

  Stats: 9 lines in 1 file changed: 0 ins; 7 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/9893.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9893/head:pull/9893

PR: https://git.openjdk.org/jdk/pull/9893