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-rw-r--r--Source/WebCore/bindings/js/ScriptController.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/Source/WebCore/bindings/js/ScriptController.cpp b/Source/WebCore/bindings/js/ScriptController.cpp
index a605e638f..370ddf627 100644
--- a/Source/WebCore/bindings/js/ScriptController.cpp
+++ b/Source/WebCore/bindings/js/ScriptController.cpp
@@ -82,6 +82,7 @@ ScriptController::~ScriptController()
disconnectPlatformScriptObjects();
if (m_cacheableBindingRootObject) {
+ JSLockHolder lock(JSDOMWindowBase::commonJSGlobalData());
m_cacheableBindingRootObject->invalidate();
m_cacheableBindingRootObject = 0;
}