NPP_Write: handle errors from lseek() and read()
NPP_Write: handle errors from lseek() and read()

Papapashu/freshplayerplugin,reuben/freshplayerplugin,reuben/freshplayerplugin,Papapashu/freshplayerplugin,reuben/freshplayerplugin,grevutiu-gabriel/freshplayerplugin,grevutiu-gabriel/freshplayerplugin,Papapashu/freshplayerplugin