Make the StandardContext.postWorkDirectory() protected

To help users wishing to customise the default work directory behaviour
diff --git a/java/org/apache/catalina/core/StandardContext.java b/java/org/apache/catalina/core/StandardContext.java
index 058664c..5518690 100644
--- a/java/org/apache/catalina/core/StandardContext.java
+++ b/java/org/apache/catalina/core/StandardContext.java
@@ -6054,7 +6054,7 @@
     /**
      * Set the appropriate context attribute for our work directory.
      */
-    private void postWorkDirectory() {
+    protected void postWorkDirectory() {
 
         // Acquire (or calculate) the work directory path
         String workDir = getWorkDir();
diff --git a/webapps/docs/changelog.xml b/webapps/docs/changelog.xml
index e81fef9..c2cb87b 100644
--- a/webapps/docs/changelog.xml
+++ b/webapps/docs/changelog.xml
@@ -142,6 +142,11 @@
         Correct syntax error in output of <code>JsonErrorReportValve</code>.
         Pull request provided by Viraj Kanwade. (markt)
       </fix>
+      <scode>
+        Make the <code>StandardContext.postWorkDirectory()</code> protected
+        rather than private to help users wishing to customise the default
+        work directory behaviour. (markt)
+      </scode>
     </changelog>
   </subsection>
   <subsection name="Coyote">