loplugin rendercontext: No param => no check.
loplugin rendercontext: No param => no check.

Change-Id: I30c8624fa00338c9cca7a054e08eacfc4fd6a630

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