[jdk8u-dev] RFR: 8233551: [TESTBUG] SelectEditTableCell.java fails on MacOS

[Victor Rudometov]

Backport for [JDK-8233551](https://bugs.openjdk.org/browse/JDK-8233551) [TESTBUG] SelectEditTableCell.java fails on MacOS

Backport for test fix from [JDK-7124218](https://bugs.openjdk.org/browse/JDK-7124218).
No risk, only a test change.
Clean backport except for ProblemList.
Test passes during manual run.

This PR depends on https://github.com/openjdk/jdk8u-dev/pull/160

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Commit messages:
 - Backport 9b3fb5d1d5a6a3f0fc699b10bdff6d43ae8d1898
 - 7124218: Space should select cell in the JTable

Changes: https://git.openjdk.org/jdk8u-dev/pull/162/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk8u-dev&pr=162&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8233551
  Stats: 209 lines in 1 file changed: 209 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk8u-dev/pull/162.diff
  Fetch: git fetch https://git.openjdk.org/jdk8u-dev pull/162/head:pull/162

PR: https://git.openjdk.org/jdk8u-dev/pull/162