RFR: JDK-8300592: ASan build does not correctly propagate options to some test launchers [v3]

[Justin King]

> Update some custom launchers to set the default ASan options, without it the tests fail due to incompatibility with LSan. Additionally adds `-fno-common` for ASan build, as suggested by the docs.

Justin King has updated the pull request incrementally with one additional commit since the last revision:

  Document EXTRA_FILES
  
  Signed-off-by: Justin King <jcking at google.com>

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Changes:
  - all: https://git.openjdk.org/jdk/pull/12082/files
  - new: https://git.openjdk.org/jdk/pull/12082/files/16c015c9..4d767fa9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=12082&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=12082&range=01-02

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/12082.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/12082/head:pull/12082

PR: https://git.openjdk.org/jdk/pull/12082