1 files changed, 5 insertions, 0 deletions
diff --git a/WebCore/bindings/js/ScriptController.cpp b/WebCore/bindings/js/ScriptController.cpp
index e03c822..cf55080 100644
--- a/WebCore/bindings/js/ScriptController.cpp
+++ b/WebCore/bindings/js/ScriptController.cpp
@@ -197,6 +197,11 @@ void ScriptController::clearWindowShell(bool goingIntoPageCache)
         windowShell->window()->willRemoveFromWindowShell();
         windowShell->setWindow(m_frame->domWindow());
 
+        // An m_cacheableBindingRootObject persists between page navigations
+        // so needs to know about the new JSDOMWindow.
+        if (m_cacheableBindingRootObject)
+            m_cacheableBindingRootObject->updateGlobalObject(windowShell->window());
+
         if (Page* page = m_frame->page()) {
             attachDebugger(windowShell, page->debugger());
             windowShell->window()->setProfileGroup(page->group().identifier());