[8] Review request for CR 8017180: [macosx] [TEST_BUG] alt-key doesn't work on macos for menu

[vera akulova]

Hello, Please review a fix for the issue:     JDK-8017180: [macosx] [TEST_BUG] alt-key doesn't work on macos for menu The webrev is http://cr.openjdk.java.net/~kshefov/8017180/webrev.00/ The fix automates tests and sets keys to press depending on the system. Tests are moved from closed repo, diff with previous version of the test: http://cr.openjdk.java.net/~kshefov/8017180/webrev.diff/ Thanks, Vera.