[ic] Experiment: disable map-specific handler cache.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index fd2cd107a3ecc0aba08aa45066dbf8742210919b..996aafa9f61dcdaf7789666549be3480326adbb9 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -9992,6 +9992,8 @@ class CodeCache : public AllStatic {
 void Map::UpdateCodeCache(Handle<Map> map,
                           Handle<Name> name,
                           Handle<Code> code) {
+  // TODO(ishell): Experiment: don't cache handlers in map-specific code cache.
+  return;
   Isolate* isolate = map->GetIsolate();
   Handle<FixedArray> cache(map->code_cache(), isolate);
   Handle<FixedArray> new_cache = CodeCache::Put(isolate, cache, name, code);