hg: jdk9/dev/jdk: 8139507: WARNING: Could not open/create prefs root node Software\JavaSoft\Prefs

[jan.lahoda at oracle.com]

Changeset: 752024872cac
Author:    jlahoda
Date:      2016-06-13 11:46 +0200
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/752024872cac

8139507: WARNING: Could not open/create prefs root node Software\JavaSoft\Prefs
Summary: Making Preferences.systemRoot/userRoot lazy on Windows, to avoid warnings for system root when only user root was requested; reducing synchronization while creating the Preferences.
Reviewed-by: alanb

! src/java.prefs/macosx/classes/java/util/prefs/MacOSXPreferences.java
! src/java.prefs/unix/classes/java/util/prefs/FileSystemPreferences.java
! src/java.prefs/windows/classes/java/util/prefs/WindowsPreferences.java
! src/java.prefs/windows/classes/java/util/prefs/WindowsPreferencesFactory.java