Make doclava happy by returning the same type in old and new APIs.

Change-Id: Ie6ae6b30964566c2c25ac5ea1a8b43163bf65aaa
diff --git a/api/11.xml b/api/11.xml
index 368bfc8..0edb67c 100644
--- a/api/11.xml
+++ b/api/11.xml
@@ -247155,7 +247155,7 @@
 </exception>
 </method>
 <method name="getClass"
- return="java.lang.Class&lt;? extends java.lang.Object&gt;"
+ return="java.lang.Class&lt;?&gt;"
  abstract="false"
  native="true"
  synchronized="false"