fopAcM_Register cleanup (#3047)

* use macro `fopAcM_Register` more consistently

* replace fopAcM_RegisterCreateID with version that doesn't create `a_this`

src/d/actor/d_a_npc_rafrel.cpp

@@ -349,9 +349,7 @@ int daNpcRafrel_c::CreateHeap() {
 }
 
 int daNpcRafrel_c::Delete() {
-    "Delete -> NPC_RAFREL(id=%d)\n";
-    
-    fpc_ProcID id = fopAcM_GetID(this);
+    fopAcM_RegisterDeleteID(this, "NPC_RAFREL");
     this->~daNpcRafrel_c();
     return 1;
 }