RFR: JDK-8353319 : Open source Swing tests - Set 3

[Harshitha Onkar]

Following tests are updates as part of this PR:

1. javax/swing/JRootPane/bug4614623.java - manual
2. javax/swing/JTabbedPane/bug4613811.java - manual
3. javax/swing/JWindow/bug4251781.java - manual
4. javax/swing/JFrame/bug4419914.java - manual, updated existing test by adding JWindow, JDialog cases.

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Commit messages:
 - swing tests Set3

Changes: https://git.openjdk.org/jdk/pull/24639/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=24639&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8353319
  Stats: 343 lines in 4 files changed: 325 ins; 0 del; 18 mod
  Patch: https://git.openjdk.org/jdk/pull/24639.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24639/head:pull/24639

PR: https://git.openjdk.org/jdk/pull/24639