git: openjdk/jdk: 8264950: Set opaque for JTooltip in config file of NimbusLookAndFeel

[Tejpal Rebari]

Changeset: 30ccd808
Author:    Tejpal Rebari <trebari at openjdk.org>
Date:      2021-05-04 04:53:25 +0000
URL:       https://git.openjdk.java.net/jdk/commit/30ccd8081b3b82c04203a72c59d12a8c0a24b0c0

8264950: Set opaque for JTooltip in config file of NimbusLookAndFeel

Reviewed-by: serb, pbansal

! src/java.desktop/share/classes/javax/swing/plaf/nimbus/skin.laf
! src/java.desktop/share/classes/javax/swing/plaf/synth/SynthToolTipUI.java
! test/jdk/javax/swing/JList/TestOpaqueListTable.java