Reverting e47dc1d555.

The result of a misunderstanding.
BYPASS_LOG can be deleted by the time we release, and for its temporary purpose, runtime modification is not necessary.

core/src/main/java/jenkins/security/CallableDirectionChecker.java

@@ -50,8 +50,9 @@ public class CallableDirectionChecker extends RoleChecker {
 
     /**
      * Test feature that is meant to replace all logging, and log what would have been violations.
+     * TODO delete before release
      */
-    public static PrintWriter BYPASS_LOG;
+    private static final PrintWriter BYPASS_LOG;
 
     static {
         String log = System.getProperty(CallableDirectionChecker.class.getName()+".log");

core/src/main/java/jenkins/security/DefaultFilePathFilter.java

@@ -52,7 +52,7 @@ import org.kohsuke.accmod.restrictions.DoNotUse;
      * Escape hatch to disable this check completely.
      */
     public static boolean BYPASS = Boolean.getBoolean(DefaultFilePathFilter.class.getName()+".allow");
-    private static final PrintWriter BYPASS_LOG;
+    private static final PrintWriter BYPASS_LOG; // TODO delete before release
     static {
         String log = System.getProperty("jenkins.security.DefaultFilePathFilter.log");
         if (log == null) {