The comments about 200kg making no difference do not seem to have grasped the simple concept that the captain signs for the flight on the basis that is legal. If weather is such that extra is needed, lets say as an example potentially below minimum weather forecast, then the flight plan lists the extra diversion fuel required to suitable alternates.
Max landing weight is mostly the limiting factor if, as you hope, you can land at your destination. How you get the weight down is the issue. We almost always offload bags as that is easiest in the short term as this thread demonstrates. However I note that the newspaper article also describes passenger's frustration at having their bags unloaded.