* java/io/ObjectInputStream.java
(lookupClass): New method.
(currentLoader): New method.
(inputGetObjectStreamClasses): New method.
(assignNewHandle): Documented.
(currentClassLoader): Documented.
* java/io/ObjectStreamClass.java
(setClass): Changed API. Better handling of the imported/exported
fields.
(getSerialPersistentFields): Make it throw previously caught exceptions
so they can handled in setClass.
From-SVN: r74693
