8262446: DragAndDrop hangs on Windows

[yan-too]

backporting as follow-up to 8232114. Applies clean.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed

Issue

• JDK-8262446: DragAndDrop hangs on Windows

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk15u-dev pull/16/head:pull/16
$ git checkout pull/16

Update a local copy of the PR:
$ git checkout pull/16
$ git pull https://git.openjdk.java.net/jdk15u-dev pull/16/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 16

View PR using the GUI difftool:
$ git pr show -t 16

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk15u-dev/pull/16.diff

[bridgekeeper]

👋 Welcome back yan! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@yan-too This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8262446: DragAndDrop hangs on Windows

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 10 new commits pushed to the master branch:

• 0f9626c: 8261231: Windows IME was disabled after DnD operation
• 5bfa154: 8257988: Remove JNF dependency from libsaproc/MacosxDebuggerLocal.m
• 4c91720: 8260616: Removing remaining JNF dependencies in the java.desktop module
• 1f14066: 8259869: [macOS] Remove desktop module dependencies on JNF Reference APIs
• efd22bb: 8259651: [macOS] Replace JNF_COCOA_ENTER/EXIT macros
• e688dae: 8259343: [macOS] Update JNI error handling in Cocoa code.
• 2798c72: 8257853: Remove dependencies on JNF's JNI utility functions in AWT and 2D code
• e245349: 8240487: Cleanup whitespace in .cc, .hh, .m, and .mm files
• 0da4bb8: 8257858: [macOS]: Remove JNF dependency from libosxsecurity/KeystoreImpl.m
• c565a2b: 8256501: libTestMainKeyWindow fails to build with Xcode 12.2

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

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

[yan-too]

/integrate

[openjdk]

@yan-too Since your change was applied there have been 10 commits pushed to the master branch:

• 0f9626c: 8261231: Windows IME was disabled after DnD operation
• 5bfa154: 8257988: Remove JNF dependency from libsaproc/MacosxDebuggerLocal.m
• 4c91720: 8260616: Removing remaining JNF dependencies in the java.desktop module
• 1f14066: 8259869: [macOS] Remove desktop module dependencies on JNF Reference APIs
• efd22bb: 8259651: [macOS] Replace JNF_COCOA_ENTER/EXIT macros
• e688dae: 8259343: [macOS] Update JNI error handling in Cocoa code.
• 2798c72: 8257853: Remove dependencies on JNF's JNI utility functions in AWT and 2D code
• e245349: 8240487: Cleanup whitespace in .cc, .hh, .m, and .mm files
• 0da4bb8: 8257858: [macOS]: Remove JNF dependency from libosxsecurity/KeystoreImpl.m
• c565a2b: 8256501: libTestMainKeyWindow fails to build with Xcode 12.2

Your commit was automatically rebased without conflicts.

Pushed as commit 8009faf.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.

[mlbridge]

Webrevs

• 00: Full (124d9199)