Length is ignored anyway because the size in bytes is meaningless when
reading variable sized char encodings (Bug 149028)

Change-Id: Ib5c230bf6852db706b4c2a6be961e5115a3f06fc
Signed-off-by: Joerg Kubitz <jkubitz-eclipse@gmx.de>
Reviewed-on: https://git.eclipse.org/r/c/jdt/eclipse.jdt.core/+/178352
Tested-by: JDT Bot <jdt-bot@eclipse.org>
Reviewed-by: Fabrice Tiercelin <fabrice.tiercelin@yahoo.fr>