6351692: catch(Throwable) in java.beans.MetaData preventing thread shutdown

Reviewed-by: peterz, loneid

src/share/classes/java/beans/DefaultPersistenceDelegate.java

@@ -298,7 +298,7 @@ public class DefaultPersistenceDelegate extends PersistenceDelegate {
                 oldL = (EventListener[])MethodUtil.invoke(m, oldInstance, new Object[]{});
                 newL = (EventListener[])MethodUtil.invoke(m, newInstance, new Object[]{});
             }
-            catch (Throwable e2) {
+            catch (Exception e2) {
                 try {
                     Method m = type.getMethod("getListeners", new Class[]{Class.class});
                     oldL = (EventListener[])MethodUtil.invoke(m, oldInstance, new Object[]{listenerType});

src/share/classes/java/beans/EventHandler.java

@@ -404,7 +404,7 @@ public class EventHandler implements InvocationHandler {
             Object newTarget = MethodUtil.invoke(getter, target, new Object[]{});
             return applyGetters(newTarget, rest);
         }
-        catch (Throwable e) {
+        catch (Exception e) {
             throw new RuntimeException("Failed to call method: " + first +
                                        " on " + target, e);
         }