Fix Self-Referencing OOPIF Infinite Loop

third_party/WebKit/Source/core/html/HTMLFrameElementBase.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann (hausmann@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 53 matching lines @@
     // containing document as the caller context.
     v8::Isolate* isolate = toIsolate(&document());
     LocalDOMWindow* accessingWindow = isolate->InContext()
                                           ? currentDOMWindow(isolate)
                                           : document().domWindow();
     if (!BindingSecurity::shouldAllowAccessToFrame(
             accessingWindow, contentFrame(),
             BindingSecurity::ErrorReportOption::Report))
       return false;
   }
-
-  LocalFrame* parentFrame = document().frame();
-  if (parentFrame)
-    return parentFrame->isURLAllowed(completeURL);
-
   return true;
 }
 
 void HTMLFrameElementBase::openURL(bool replaceCurrentItem) {
   if (!isURLAllowed())
     return;
 
   if (m_URL.isEmpty())
     m_URL = AtomicString(blankURL().getString());
 
@@ skipping 199 matching lines @@
 
   if (contentDocument()) {
     contentDocument()->willChangeFrameOwnerProperties(
         m_marginWidth, marginHeight, m_scrollingMode);
   }
   m_marginHeight = marginHeight;
   frameOwnerPropertiesChanged();
 }
 
 }  // namespace blink