Merge pull request #731 in DESIGN/design from ~ZACK/design:release/10.0 to release/10.0

* commit '4917ebec2ce81122e44c267f11c591e5746cae86':
  REPORT-14093 [FindBugs问题修复] 不需要public static的单例

designer-base/src/main/java/com/fr/design/mainframe/loghandler/LogMessageBar.java

@@ -14,7 +14,7 @@ import java.awt.event.MouseEvent;
 public class LogMessageBar extends JPanel {
 	private UILabel messageLabel;
     private int width = 600;
-	public static volatile LogMessageBar THIS;
+	private static volatile LogMessageBar THIS;
 	private JFrame dlg = new LogDetailPane().showDialog();
 
 	public static LogMessageBar getInstance() {