Merge 89236 - 2011-06-19 Mads Ager <ager@chromium.org>

Source/WebCore/bindings/v8/V8Proxy.h

Index: Source/WebCore/bindings/v8/V8Proxy.h
===================================================================
--- Source/WebCore/bindings/v8/V8Proxy.h	(revision 89246)
+++ Source/WebCore/bindings/v8/V8Proxy.h	(working copy)
@@ -416,10 +416,18 @@
         return v8::Undefined();
     }
 
-    template <class T> inline v8::Handle<v8::Object> toV8(PassRefPtr<T> object, v8::Local<v8::Object> holder)
+    enum IndependentMode {
+        MarkIndependent,
+        DoNotMarkIndependent
+    };
+
+    template <class T> inline v8::Handle<v8::Object> toV8(PassRefPtr<T> object, v8::Local<v8::Object> holder, IndependentMode independent = DoNotMarkIndependent)
     {
         object->ref();
-        V8DOMWrapper::setJSWrapperForDOMObject(object.get(), v8::Persistent<v8::Object>::New(holder));
+        v8::Persistent<v8::Object> handle = v8::Persistent<v8::Object>::New(holder);
+        if (independent == MarkIndependent)
+            handle.MarkIndependent();
+        V8DOMWrapper::setJSWrapperForDOMObject(object.get(), handle);
         return holder;
     }