This reduces e.g. agent_ui's LLVM lines from 1.95m to 1.7m ( -> 56009 -> 50899). git_ui: 1.02 -> 0.917m (30700 functions -> 27496) Overall, anything that implements `Render` should benefit. OTOH `editor` does not, because it has a custom `Element` impl. Release Notes: - N/A