From 5eae41e5183ac7e6068b2b2af06743cc153af824 Mon Sep 17 00:00:00 2001
From: "mstarzinger@chromium.org"
 <mstarzinger@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Wed, 16 Oct 2013 11:16:49 +0000
Subject: [PATCH] Return descriptor ownership after TrimDescriptorArray to
 allow resharing of descriptor arrays

BUG=None
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/27197002

Patch from Ross McIlroy <rmcilroy@chromium.org>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17237 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/objects.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/objects.cc b/src/objects.cc
index d71c508f8b..4aef808886 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -9381,6 +9381,7 @@ void Map::ClearNonLiveTransitions(Heap* heap) {
     if (number_of_own_descriptors > 0) {
       TrimDescriptorArray(heap, this, descriptors, number_of_own_descriptors);
       ASSERT(descriptors->number_of_descriptors() == number_of_own_descriptors);
+      set_owns_descriptors(true);
     } else {
       ASSERT(descriptors == GetHeap()->empty_descriptor_array());
     }