jdk

d4fdc796 - 8344981: [REDO] JDK-6672644 JComboBox still scrolling if switch to another window and return back

8344981: [REDO] JDK-6672644 JComboBox still scrolling if switch to another window and return back Co-authored-by: Alexander Zvegintsev <azvegint@openjdk.org> Reviewed-by: azvegint, psadhukhan, honkar