--- old/src/share/classes/java/security/Security.java	2010-06-08 01:07:48.000000000 -0700
+++ new/src/share/classes/java/security/Security.java	2010-06-08 01:07:48.000000000 -0700
@@ -678,7 +678,7 @@
             spiMap.put(type, clazz);
             return clazz;
         } catch (ClassNotFoundException e) {
-            throw (Error)new AssertionError("Spi class not found").initCause(e);
+            throw new AssertionError("Spi class not found", e);
         }
     }