loplugin:cstylecast: deal with those that are (technically) const_cast
loplugin:cstylecast: deal with those that are (technically) const_cast

Change-Id: Idbd718042e13e9c107c1a349c113656bf9468614

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