RFR: 8231591: [TESTBUG] Create additional two phase jpackage tests [v2]

Tue Sep 22 03:03:44 UTC 2020

> https://bugs.openjdk.java.net/browse/JDK-8231591
> 
> - Added MultiLauncherTwoPhaseTest which uses predefine app image with multiple launcher and tests to make sure installer
>   will create shortcuts for all launchers.
> - Fixed Linux DesktopIntegration to create shortcuts for additional launcher if we using pre-define app image.

Alexander Matveev has updated the pull request incrementally with one additional commit since the last revision:

  8231591: [TESTBUG] Create additional two phase jpackage tests (revision 1)

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/263/files
  - new: https://git.openjdk.java.net/jdk/pull/263/files/e5254d22..5303fcc0

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=263&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=263&range=00-01

  Stats: 107 lines in 5 files changed: 20 ins; 52 del; 35 mod
  Patch: https://git.openjdk.java.net/jdk/pull/263.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/263/head:pull/263

PR: https://git.openjdk.java.net/jdk/pull/263