[jdk11u-dev] RFR: 8297523: Various GetPrimitiveArrayCritical miss result - NULL check [v3]

[Goetz Lindenmaier]

> I backport this for parity with 11.0.20-oracle.
> 
> I had to resolve ThemeReader.cpp because it differs in formatting.
> Also, on win, a function is named differently.

Goetz Lindenmaier has updated the pull request incrementally with two additional commits since the last revision:

 - Real fix now.
 - Undo pointless try to fix

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

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/1925/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/1925/files/fa46f561..8fee35f9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1925&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1925&range=01-02

  Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1925.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/1925/head:pull/1925

PR: https://git.openjdk.org/jdk11u-dev/pull/1925