diff -r d2508136751c -r dda6a5b15580 src/share/classes/com/sun/tools/javac/comp/Check.java
--- a/src/share/classes/com/sun/tools/javac/comp/Check.java	Fri Mar 02 12:58:35 2012 +0000
+++ b/src/share/classes/com/sun/tools/javac/comp/Check.java	Tue Mar 06 13:26:36 2012 +0000
@@ -2488,7 +2488,7 @@
                     if (enableSunApiLintControl)
                       warnSunApi(pos, "sun.proprietary", s);
                     else
-                      log.strictWarning(pos, "sun.proprietary", s);
+                      log.mandatoryWarning(pos, "sun.proprietary", s);
                 }
             });
         }