diff -r 30342f40acbf -r e1bea15f9a39 webengine/osswebengine/JavaScriptCore/bindings/runtime_method.cpp
--- a/webengine/osswebengine/JavaScriptCore/bindings/runtime_method.cpp	Thu Jul 15 19:53:20 2010 +0300
+++ b/webengine/osswebengine/JavaScriptCore/bindings/runtime_method.cpp	Thu Aug 19 10:58:56 2010 +0300
@@ -75,7 +75,7 @@
         // If thisObj is the DOM object for a plugin, get the corresponding
         // runtime object from the DOM object.
         JSValue* value = thisObj->get(exec, "__apple_runtime_object");
-        if (value->isObject(&KJS::RuntimeObjectImp::info))    
+        if (value && value->isObject(&KJS::RuntimeObjectImp::info))    
             imp = static_cast<RuntimeObjectImp*>(value);
     }