Small bug in 'luaE_luaE_statesize'

Plus, function was renamed to 'luaE_threadsize'.

lgc.c

@@ -132,7 +132,7 @@ static size_t objsize (GCObject *o) {
       return luaF_protosize(gco2p(o));
     }
     case LUA_VTHREAD: {
-      return luaE_statesize(gco2th(o));
+      return luaE_threadsize(gco2th(o));
     }
     case LUA_VSHRSTR: {
       TString *ts = gco2ts(o);

lstate.c

@@ -257,8 +257,8 @@ static void preinit_thread (lua_State *L, global_State *g) {
 }
 
 
-size_t luaE_statesize (lua_State *L) {
-  size_t sz = sizeof(LG) + cast_uint(L->nci) * sizeof(CallInfo);
+size_t luaE_threadsize (lua_State *L) {
+  size_t sz = sizeof(LX) + cast_uint(L->nci) * sizeof(CallInfo);
   if (L->stack.p != NULL)
     sz += cast_uint(stacksize(L) + EXTRA_STACK) * sizeof(StackValue);
   return sz;

lstate.h

@@ -416,7 +416,7 @@ union GCUnion {
 
 LUAI_FUNC void luaE_setdebt (global_State *g, l_mem debt);
 LUAI_FUNC void luaE_freethread (lua_State *L, lua_State *L1);
-LUAI_FUNC size_t luaE_statesize (lua_State *L);
+LUAI_FUNC size_t luaE_threadsize (lua_State *L);
 LUAI_FUNC CallInfo *luaE_extendCI (lua_State *L);
 LUAI_FUNC void luaE_shrinkCI (lua_State *L);
 LUAI_FUNC void luaE_checkcstack (lua_State *L);