From ec01b45390daf8013f570c78ecbf5a9345dec1f6 Mon Sep 17 00:00:00 2001
From: "aandrey@chromium.org" <aandrey@chromium.org>
Date: Thu, 30 Oct 2014 13:31:27 +0000
Subject: [PATCH] Build fix after r25015

TBR=yangguo@chromium.org, machenbach@chromium.org
LOG=N

Review URL: https://codereview.chromium.org/688803003

Cr-Commit-Position: refs/heads/master@{#25016}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25016 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---
 src/isolate.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/isolate.cc b/src/isolate.cc
index 7700ca5..a49eee6 100644
--- a/src/isolate.cc
+++ b/src/isolate.cc
@@ -1051,8 +1051,10 @@ void Isolate::ComputeLocationFromStackTrace(MessageLocation* target,
                                             Handle<Object> exception) {
   *target = MessageLocation(Handle<Script>(heap_.empty_script()), -1, -1);
 
+  if (!exception->IsJSObject()) return;
   Handle<Name> key = factory()->stack_trace_symbol();
-  Handle<Object> property = JSObject::GetDataProperty(exception, key);
+  Handle<Object> property =
+      JSObject::GetDataProperty(Handle<JSObject>::cast(exception), key);
   if (!property->IsJSArray()) return;
   Handle<JSArray> simple_stack_trace = Handle<JSArray>::cast(property);
 
-- 
2.7.4