avoid using deprecated Owner interface

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@13548 71c3de6d-444a-0410-be80-ed276b4c234a

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

@@ -19,6 +19,7 @@ import hudson.model.Node;
 import hudson.model.SCMedItem;
 import hudson.model.TopLevelItem;
 import hudson.model.TopLevelItemDescriptor;
+import hudson.model.Saveable;
 import hudson.tasks.BuildStep;
 import hudson.tasks.BuildStepDescriptor;
 import hudson.tasks.BuildWrapper;
@@ -56,7 +57,7 @@ import java.util.logging.Logger;
  *
  * @author Kohsuke Kawaguchi
  */
-public class MatrixProject extends AbstractProject<MatrixProject,MatrixBuild> implements TopLevelItem, SCMedItem, ItemGroup<MatrixConfiguration>, DescribableList.Owner {
+public class MatrixProject extends AbstractProject<MatrixProject,MatrixBuild> implements TopLevelItem, SCMedItem, ItemGroup<MatrixConfiguration>, Saveable {
     /**
      * Other configuration axes.
      *

core/src/main/java/hudson/maven/MavenModule.java

@@ -18,6 +18,7 @@ import hudson.model.Job;
 import hudson.model.Label;
 import hudson.model.Node;
 import hudson.model.Resource;
+import hudson.model.Saveable;
 import hudson.tasks.LogRotator;
 import hudson.tasks.Publisher;
 import hudson.tasks.Maven.MavenInstallation;
@@ -41,7 +42,7 @@ import java.util.HashSet;
  * 
  * @author Kohsuke Kawaguchi
  */
-public final class MavenModule extends AbstractMavenProject<MavenModule,MavenBuild> implements DescribableList.Owner {
+public final class MavenModule extends AbstractMavenProject<MavenModule,MavenBuild> implements Saveable {
     private DescribableList<MavenReporter,Descriptor<MavenReporter>> reporters =
         new DescribableList<MavenReporter,Descriptor<MavenReporter>>(this);
 

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

@@ -31,7 +31,7 @@ import java.util.Set;
  * @author Kohsuke Kawaguchi
  */
 public abstract class Project<P extends Project<P,B>,B extends Build<P,B>>
-    extends AbstractProject<P,B> implements SCMedItem, DescribableList.Owner, ProjectWithMaven {
+    extends AbstractProject<P,B> implements SCMedItem, Saveable, ProjectWithMaven {
 
     /**
      * List of active {@link Builder}s configured for this project.
@@ -142,7 +142,6 @@ public abstract class Project<P extends Project<P,B>,B extends Build<P,B>>
         return false;
     }
 
-    @Override
     public MavenInstallation inferMavenInstallation() {
         for (Builder builder : builders) {
             if (builder instanceof Maven)