reduce visibility of getEstimatedDurationCandidates to protected

core/src/main/java/hudson/model/Job.java

@@ -910,7 +910,7 @@ public abstract class Job<JobT extends Job<JobT, RunT>, RunT extends Run<JobT, R
      * In any case it will not go more than 6 builds into the past to avoid costly build loading.
      */
     @SuppressWarnings("unchecked")
-    public List<RunT> getEstimatedDurationCandidates() {
+    protected List<RunT> getEstimatedDurationCandidates() {
         List<RunT> candidates = new ArrayList<RunT>(3);
         RunT lastSuccessful = (RunT) Permalink.LAST_SUCCESSFUL_BUILD.resolve(this);
         int lastSuccessfulNumber = -1;

maven-plugin/src/main/java/hudson/maven/MavenModuleSet.java

@@ -1112,6 +1112,11 @@ public class MavenModuleSet extends AbstractMavenProject<MavenModuleSet,MavenMod
     public String getUserConfiguredGoals() {
         return goals;
     }
+    
+    @Override
+    protected List<MavenModuleSetBuild> getEstimatedDurationCandidates() {
+        return super.getEstimatedDurationCandidates();
+    }
 
     /*package*/ void reconfigure(PomInfo rootPom) throws IOException {
         if(this.rootModule!=null && this.rootModule.equals(rootPom.name))