Replace an Objective-C method with a new implementation.
Function replaceObjcMethod
#include <Geode/utils/ObjcHook.hpp>charconst*className
,charconst*selectorName
,void*imp
)className
The name of the class whose method to replace
selectorName
The name of the method to replace
imp
The new implementation of the method
Ok() if the method was replaced successfully, or an error.