RFR: 8291917: Windows - Improve error messages when the C Runtime Libraries or jvm.dll cannot be loaded [v10]

[Julian Waters]

> Please review a small patch for dumping the failure reason when the MSVCRT libraries or the Java Virtual Machine fails to load on Windows, which can provide invaluable insight when debugging related launcher issues.

Julian Waters has updated the pull request incrementally with one additional commit since the last revision:

  Make DLL_ERROR4 look a little better without changing what it means

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Changes:
  - all: https://git.openjdk.org/jdk/pull/9749/files
  - new: https://git.openjdk.org/jdk/pull/9749/files/a3762867..0a0b56eb

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=9749&range=09
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=9749&range=08-09

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/9749.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9749/head:pull/9749

PR: https://git.openjdk.org/jdk/pull/9749