java: synching on an interned String object not good
java: synching on an interned String object not good

Just remove this field altogether, it was not being used for
anything other than synchronisation.

Change-Id: I982385f9eb7aed3fff0adf85d2a37bfe003d937b

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core