Testsuite name: CTE Regressions manual
JDK/JRE tested: j2refb-1_4_2_26-fcs-bin-b02-linux-i586-02_feb_2010.bin
OS/architecture: rhel5.4-i586
Reproducible: Always
Is it a platform specific regression: N
Is it a Regression: N

Steps to reproduce:
1. lauch test case of java/plugin/misc/4473019/Test4473019.java with firefox 2.0.0.15

Actual results:
After the applet lauched in the browser,exception below will be thrown if clicking or dragging the browser window.Only Typing the applet ran in browser will solve the problem.

Exception:
    java.lang.IllegalArgumentException: null source
    at java.util.EventObject.<init>(EventObject.java:34)
    at java.awt.AWTEvent.<init>(AWTEvent.java:252)
    at java.awt.event.ComponentEvent.<init>(ComponentEvent.java:94)
    at java.awt.event.WindowEvent.<init>(WindowEvent.java:174)
    at java.awt.event.WindowEvent.<init>(WindowEvent.java:211)
    at java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:576)
    at java.awt.Component.dispatchEventImpl(Component.java:3506)
    at java.awt.Container.dispatchEventImpl(Container.java:1627)
    at java.awt.Window.dispatchEventImpl(Window.java:1606)
    at java.awt.Component.dispatchEvent(Component.java:3477)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:480)
    at java.awt.SequencedEvent.dispatch(SequencedEvent.java:93)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:478)
    at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)
    at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)

Validation:
1. Same config over solaris10-x86, pass
2. Same config over xphome-x86, pass