code: public MethodMember getByDescriptor(String name, String descriptor) {
  		for (MethodMember existingMethod : methods) {
  			if (existingMethod.getName().equals(name) && existingMethod.getDescriptor().equals(descriptor)) {
  				return existingMethod;
  			}
  		}
  		return null;
  	}
docs: Check if this descriptor defines a method with the specified name and descriptor. Return the method if it is
  found. Modifiers, generic signature and exceptions are ignored in this search.
  
  @param name the member name
  @param descriptor the member descriptor (e.g. (Ljava/lang/String;)I)
  @return the MethodMember if there is one