6255653: REGRESSION: Override isLightweight() causes access violation in awt.dll
Summary: verufy that the component to restack is a HW component by checking for instanceof WComponentPeer
Reviewed-by: son, anthony
6609607: test/closed/java/awt/Focus/AppletInitialFocusTest should be rewritten
Summary: Using test.java.awt.regtesthelpers.Util. Refactoring.
Reviewed-by: volk