defined mutators. Driven by test cases.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@13171 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/matrix/MatrixProject.java

@@ -101,6 +101,15 @@ public class MatrixProject extends AbstractProject<MatrixProject,MatrixBuild> im
         return axes;
     }
 
+    /**
+     * Reconfigures axes.
+     */
+    public void setAxes(AxisList axes) throws IOException {
+        this.axes = new AxisList(axes);
+        rebuildConfigurations();
+        save();
+    }
+
     protected void updateTransientActions() {
         synchronized(transientActions) {
             super.updateTransientActions();
@@ -368,6 +377,10 @@ public class MatrixProject extends AbstractProject<MatrixProject,MatrixBuild> im
         return builders.toList();
     }
 
+    public DescribableList<Builder,Descriptor<Builder>> getBuildersList() {
+        return builders;
+    }
+
     public Map<Descriptor<Publisher>,Publisher> getPublishers() {
         return publishers.toMap();
     }