* java/beans/PropertyChangeEvent.java (serialVersionUID): Added.
	* java/beans/PropertyVetoException.java (serialVersionUID): Added.
	* java/io/File.java (writeObject): Added.
	(readObject): Added.
	(serialVersionUID): Added.
	* java/io/ObjectOutputStream.java (writeObject): Initialized
	fieldsAlreadyWritten before recursion rather than after.
	* java/io/ObjectStreamClass.java (serialVersionUID): Added.
	* java/io/OptionalDataException.java (serialVersionUID): Added.
	(OptionalDataException): Made package private.
	* java/io/SyncFailedException.java (SyncFailedException): Removed
	default constructor to match spec.
	* java/lang/Boolean.java (serialVersionUID): Added.
	* java/lang/Byte.java (serialVersionUID): Added.
	* java/lang/Character.java (serialVersionUID): Added.
	* java/lang/Double.java (serialVersionUID): Added.
	* java/lang/Float.java (serialVersionUID): Added.
	* java/lang/Integer.java (serialVersionUID): Added.
	* java/lang/Long.java (serialVersionUID): Added.
	* java/lang/Number.java (serialVersionUID): Added.
	* java/lang/Short.java (serialVersionUID): Added.
	* java/lang/String.java (serialVersionUID): Added.
	* java/lang/ThreadDeath.java (ThreadDeath): Removed constructor
	to match spec.
	* java/lang/reflect/InvocationTargetException.java
	(serialVersionUID): Added.
	* java/net/URL.java (handler): Made transient.
	(hashCode): Added field for serialization, per spec. and use
	cached value if available.
	(serialVersionUID): Added.
	(URL): Initialize hashCode.
	(set): Adjust hashCode.
	(readObject): New Method to initialize the protocol handler when
	deserializing.
	(writeObject): New method.
	* java/text/BreakIterator.java: Removed 'implements Serializable'.
	* java/text/Collator.java: Removed 'implements Serializable'.
	* java/util/GregorianCalendar.java (serialVersionUID): Added.
	* java/util/Properties.java (serialVersionUID): Added.
	* java/util/Random.java (serialVersionUID): Added.
	(seed): Made private.
	(nextNextGaussian): Made private.
	(haveNextNextGaussian): Made private.
	* java/util/Stack.java (serialVersionUID): Added.
	* java/util/TimeZone.java (serialVersionUID): Added.
	* java/util/Vector.java (serialVersionUID): Added.

Serialization mods.

From-SVN: r36272