Update line special 80

- UDMF: use args[1] instead of line tag.
- Binary: do not add thing angle to thing's tag list, just
  compare angle directly. Seemed weird that this was the
  only place in the code to alter the tags list like that.

src/p_setup.c

@@ -4400,7 +4400,7 @@ static void P_ConvertBinaryLinedefTypes(void)
 			break;
 		case 80: //Raise tagged things by type to this FOF
 			lines[i].args[0] = sides[lines[i].sidenum[0]].textureoffset >> FRACBITS;
-			// angle will be converted to tags elsewhere, because they aren't ready yet...
+			lines[i].args[1] = tag;
 			break;
 		case 81: //Block enemies
 			lines[i].flags |= ML_BLOCKMONSTERS;

src/p_spec.c

@@ -6184,7 +6184,7 @@ static ffloor_t *P_AddFakeFloor(sector_t *sec, sector_t *sec2, line_t *master, I
 static void
 P_RaiseTaggedThingsToFakeFloor (
 		UINT16    type,
-		const taglist_t *tags,
+		mtag_t    tag,
 		sector_t *control
 ){
 	sector_t *target;
@@ -6209,20 +6209,9 @@ P_RaiseTaggedThingsToFakeFloor (
 				continue;
 			}
 
-			if (!udmf)
-			{
-				// We have to convert these here, as mobjs, let alone
-				// sector thing lists, don't exist at the time of the rest
-				// of the binary map conversion.
-				const mtag_t convertTag = mthing->angle;
-
-				Tag_Add(&mthing->tags, convertTag);
-				Taggroup_Add(tags_mapthings, convertTag, (size_t)(mthing - mapthings));
-			}
-
 			if (
 					(type == 0 || mthing->type == type) &&
-					(tags->count == 0 || Tag_Share(&mthing->tags, tags))
+					(tag == 0 || udmf ? Tag_Find(&mthing->tags, tag) : mthing->angle == tag)
 			){
 				if (( mo->flags2 & MF2_OBJECTFLIP ))
 				{
@@ -7770,7 +7759,7 @@ void P_SpawnSpecialsThatRequireObjects(boolean fromnetsave)
 				{
 					P_RaiseTaggedThingsToFakeFloor(
 							lines[i].args[0],
-							&lines[i].tags,
+							lines[i].args[1],
 							lines[i].frontsector
 					);
 				}