This is the interface to "tunnel" across Java package namespace,
and call the protected methods in the another package namespace.
The callee package will implement this interface, and provide
a static utility instance to the caller package.
Calls the destroyApp method on the midlet instance.
param
m MIDlet instance
param
unconditional the flag to pass to destroy
exception
javax.microedition.midlet.MIDletStateChangeException
is thrown if the MIDlet wishes to continue
to execute (Not enter the Destroyed state).
This exception is ignored if unconditional
is equal to true.