Merge 106846 - Before accessing a frame's script controller in V8 bindings, first check that the ...

Source/WebCore/bindings/v8/ScheduledAction.cpp

Index: Source/WebCore/bindings/v8/ScheduledAction.cpp
===================================================================
--- Source/WebCore/bindings/v8/ScheduledAction.cpp	(revision 106847)
+++ Source/WebCore/bindings/v8/ScheduledAction.cpp	(working copy)
@@ -96,6 +96,8 @@
 {
     if (context->isDocument()) {
         Frame* frame = static_cast<Document*>(context)->frame();
+        if (!frame)
+            return;
         ScriptController* scriptController = frame->script();
         if (!scriptController->canExecuteScripts(NotAboutToExecuteScript))
             return;