generic builders

bundles/plugins/org.bonitasoft.studio.tests-utils/src/org/bonitasoft/studio/model/process/builders/ActivityBuilder.java

@@ -29,7 +29,7 @@ import org.bonitasoft.studio.model.process.ProcessFactory;
 public class ActivityBuilder<T extends Activity, B extends ActivityBuilder<T, B>> extends FlowElementBuilder<T, B> {
 
     @SuppressWarnings("rawtypes")
-    public static ActivityBuilder create() {
+    public static ActivityBuilder<?, ?> create() {
         return new ActivityBuilder();
     }
 

bundles/plugins/org.bonitasoft.studio.tests-utils/src/org/bonitasoft/studio/model/process/builders/JavaObjectDataBuilder.java

@@ -26,7 +26,7 @@ import org.bonitasoft.studio.model.process.ProcessFactory;
 public class JavaObjectDataBuilder<T extends JavaObjectData, B extends JavaObjectDataBuilder<T, B>> extends DataBuilder<T, B> {
 
     @SuppressWarnings("rawtypes")
-    public static JavaObjectDataBuilder create() {
+    public static JavaObjectDataBuilder<?, ?> create() {
         return new JavaObjectDataBuilder();
     }