That is a good point, Mr. Fraser. It talked in general terms about the different rules she has, and with respect to the fact that she may not be making any more trips or something. However, that shouldn't change the fact that most people would consider, regardless of whether it's her or any of her successors, that it is a more serious offence if you attack the head of state.
Evidence of meeting #75 for Justice and Human Rights in the 42nd Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was amendment.
A recording is available from Parliament.