Exclude const-strings from global constant tracking.

R=mvstanton@chromium.org

Review URL: https://chromiumcodereview.appspot.com/19576008

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15805 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

diff --git a/src/objects.cc b/src/objects.cc
index 0898700..2ecc57b 100644 (file)
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -15918,7 +15918,7 @@ Type* PropertyCell::UpdateType(Handle<PropertyCell> cell,
                                Handle<Object> value) {
   Isolate* isolate = cell->GetIsolate();
   Handle<Type> old_type(cell->type(), isolate);
-  Handle<Type> new_type(value->IsTheHole()
+  Handle<Type> new_type(value->IsConsString() || value->IsTheHole()
                         ? Type::Any()
                         : Type::Constant(value, isolate), isolate);