From 429a652eebb78b8a3e25c02c82dcc19a6d2f32c5 Mon Sep 17 00:00:00 2001
From: Thomas Goyne <tg@realm.io>
Date: Wed, 2 Sep 2015 11:04:01 -0700
Subject: [PATCH] Improve array KVO performance a bit

---
 shared_realm.cpp | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/shared_realm.cpp b/shared_realm.cpp
index 6acd7593..8f3e416b 100644
--- a/shared_realm.cpp
+++ b/shared_realm.cpp
@@ -193,14 +193,7 @@ public:
         }
         else if (o->kind == kind) {
             if (kind == ColumnInfo::Kind::Remove) {
-                // Shift the index to compensate for already-removed indices
-                for (auto i : o->indices) {
-                    if (i <= index)
-                        ++index;
-                    else
-                        break;
-                }
-                o->indices.add(index);
+                o->indices.add_shifted(index);
             }
             else if (kind == ColumnInfo::Kind::Insert) {
                 o->indices.insert_at(index);