RFR: 8265699: (bf) Scopes passed to ScopedMemoryAccess.copy[Swap]Memory in incorrect order [v2]

[Brian Burkhalter]

> Please consider this request to correct what appear to be `jdk.internal.misc.ScopedMemoryAccess$Scope`s passed in incorrect order to the `copyMemory()` and `copySwapMemory()` methods of `jdk.internal.misc.ScopedMemoryAccess` in some of the `java.nio.Buffer` bulk transfer methods.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8265699: Revert change to compact() and add a comment

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3607/files
  - new: https://git.openjdk.java.net/jdk/pull/3607/files/4d703bce..6c99b85d

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3607&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3607&range=00-01

  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3607.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3607/head:pull/3607

PR: https://git.openjdk.java.net/jdk/pull/3607