* java/io/ObjectInputStream.java
(readClassDescriptor): Keep elements of the mapping non null.
(checkTypeConsistency): New method.
(readFields): Fixed main loop and base logic. Small reindentation.
* java/io/ObjectStreamField.java
(lookupField): New method to update the field reference.
(checkFieldType): New method.
* java/io/ObjectStreamClass.java
(setClass, setFields): Call lookupField when building the field
database. Check the real field type.
From-SVN: r78627