static Object readObjectFrom(Input input, Schema<?> schema, Object owner,
            IdStrategy strategy) throws IOException
    {
        return readObjectFrom(input, schema, owner, strategy, 
                input.readFieldNumber(schema));
    }
Used when the type is an interface (Collection/List/Set/SortedSet).

@author David Yu
@created Apr 24, 2012
protostuff-runtime/src/main/java/io/protostuff/runtime/PolymorphicCollectionSchema.java