8243547: Lanai - Netbeans IDE has BLACK background for the Toolbar and Statusbar

[aghaisas]

Issue : https://bugs.openjdk.java.net/browse/JDK-8243547
Root Cause : Rendering with transparent color (RGBA 0000) was resulting in solid black color.
Fix : Made MTLLayer translucent to support transparent color rendering.

---

Progress

• Change must not contain extraneous whitespace

Issues

• JDK-8243547: Lanai - Netbeans IDE has BLACK background for the Toolbar and Statusbar
• JDK-8240164: Test java/awt/Window/TranslucentShapedFrameTest/TranslucentShapedFrameTest.java fails for metal
• JDK-8240074: Test java/awt/Window/TranslucentJAppletTest/TranslucentJAppletTest.java fails for metal

Download

$ git fetch https://git.openjdk.java.net/lanai pull/84/head:pull/84
$ git checkout pull/84

[bridgekeeper]

👋 Welcome back aghaisas! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request.

[openjdk]

@aghaisas This change now passes all automated pre-integration checks, type /integrate in a new comment to proceed. After integration, the commit message will be:

8243547: Lanai - Netbeans IDE has BLACK background for the Toolbar and Statusbar
8240164: Test java/awt/Window/TranslucentShapedFrameTest/TranslucentShapedFrameTest.java fails for metal
8240074: Test java/awt/Window/TranslucentJAppletTest/TranslucentJAppletTest.java fails for metal

• If you would like to add a summary, use the /summary command.
• To credit additional contributors, use the /contributor command.
• To add additional solved issues, use the /issue command.

There are currently no new commits on the master branch since the last update of the source branch of this PR. If another commit should be pushed before you perform the /integrate command, your PR will be automatically rebased. If you would like to avoid potential automatic rebasing, specify the current head hash when integrating, like this: /integrate 6173a38bc6c4908004fd11ae5f9982e383b740c0.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[aghaisas]

/issue 8240164

[openjdk]

@aghaisas
Adding additional issue to issue list: 8240164: Test java/awt/Window/TranslucentShapedFrameTest/TranslucentShapedFrameTest.java fails for metal.

[aghaisas]

/issue 8240074

[openjdk]

@aghaisas
Adding additional issue to issue list: 8240074: Test java/awt/Window/TranslucentJAppletTest/TranslucentJAppletTest.java fails for metal.

[aghaisas]

/integrate

[openjdk]

@aghaisas
Pushed as commit 0e024b3.

[mlbridge]

Webrevs

• 00: Full (0f02bec)