Fix keyed access of primitive objects in the runtime.

src/ic/ic.cc

Index: src/ic/ic.cc
diff --git a/src/ic/ic.cc b/src/ic/ic.cc
index 9f75af8eb3c27be29f79626fe66718d4ad1e5fb0..7d940b95111d55bcf0759deed41c755307b239db 100644
--- a/src/ic/ic.cc
+++ b/src/ic/ic.cc
@@ -697,8 +697,7 @@ MaybeHandle<Object> LoadIC::Load(Handle<Object> object, Handle<Name> name) {
     Handle<Object> result;
     ASSIGN_RETURN_ON_EXCEPTION(
         isolate(), result,
-        Runtime::GetElementOrCharAt(isolate(), object, index, language_mode()),
-        Object);
+        Object::GetElement(isolate(), object, index, language_mode()), Object);
     return result;
   }
 
@@ -1553,9 +1552,10 @@ MaybeHandle<Object> StoreIC::Store(Handle<Object> object, Handle<Name> name,
     Handle<JSObject> receiver = Handle<JSObject>::cast(object);
 
     Handle<Object> result;
-    ASSIGN_RETURN_ON_EXCEPTION(
-        isolate(), result,
-        JSObject::SetElement(receiver, index, value, language_mode()), Object);
+    ASSIGN_RETURN_ON_EXCEPTION(isolate(), result,
+                               JSObject::SetElement(isolate(), receiver, index,
+                                                    value, language_mode()),
+                               Object);
     return value;
   }