<AWT Dev> RFR: 8267161 : Write automated test case for JDK-4479161 [v3]

[lawrence.andrews]

> 1) Automated the manual test case.
> 2) Removed html dependent file
> 3) Removed javax.swing.JApplet dependent. 
> 4) Test case can be executed independently as well with jtreg framework.
> 5) Added methods to know that JFrame and Other component is visible before starting the user action via Robot.
> 
> @shurymury

lawrence.andrews has updated the pull request incrementally with two additional commits since the last revision:

 - Fixed a single space issue
 - Add frame.setLocationRelativeTo to get the frame to center of the screen

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/5058/files
  - new: https://git.openjdk.java.net/jdk/pull/5058/files/fb92d3a4..730c8f72

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=5058&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=5058&range=01-02

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/5058.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/5058/head:pull/5058

PR: https://git.openjdk.java.net/jdk/pull/5058