SetDeadKeyTrigger
void SetDeadKeyTrigger(dead_key_index deadKeyIndex,
fCurrentMap.SetDeadKeyTrigger(kDeadKeyAcute, trigger);
fCurrentMap.SetDeadKeyTrigger(kDeadKeyCircumflex, trigger);
fCurrentMap.SetDeadKeyTrigger(kDeadKeyDiaeresis, trigger);
fCurrentMap.SetDeadKeyTrigger(kDeadKeyGrave, trigger);
fCurrentMap.SetDeadKeyTrigger(kDeadKeyTilde, trigger);