bean: unchecked call to getMethod() as a member of the raw type Class

http://docs.oracle.com/javase/tutorial/reflect/class/classTrouble.html

Change-Id: Ib548b47c412394e1518fea42b83d05a36c1655c8
Reviewed-on: https://gerrit.libreoffice.org/11477Reviewed-by: Noel Grandin <noelgrandin@gmail.com>
Tested-by: Noel Grandin <noelgrandin@gmail.com>

bean/test/applet/oooapplet/OOoViewer.java

@@ -63,7 +63,7 @@ public class OOoViewer extends Applet {
     @Override
     public void start() {
         try {
-        Class beanClass = m_loader.loadClass("com.sun.star.comp.beans.OOoBean");
+        Class<?> beanClass = m_loader.loadClass("com.sun.star.comp.beans.OOoBean");
         m_objBean = beanClass.newInstance();
         setLayout(new BorderLayout());
         add((java.awt.Container)m_objBean, BorderLayout.CENTER);