Deal with frame removal by content scripts

third_party/WebKit/Source/core/loader/FrameLoader.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) Research In Motion Limited 2009. All rights reserved.
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
@@ skipping 118 matching lines @@
     // Callbacks from DocumentWriter
     void didBeginDocument(bool dispatchWindowObjectAvailable);
 
     void receivedFirstData();
 
     String userAgent() const;
 
     void dispatchDidClearWindowObjectInMainWorld();
     void dispatchDidClearDocumentOfWindowObject();
     void dispatchDocumentElementAvailable();
+    void runScriptsAtDocumentElementAvailable();
 
     // The following sandbox flags will be forced, regardless of changes to
     // the sandbox attribute of any parent frames.
     void forceSandboxFlags(SandboxFlags flags) { m_forcedSandboxFlags |= flags; }
     SandboxFlags effectiveSandboxFlags() const;
 
     bool shouldEnforceStrictMixedContentChecking() const;
 
     SecurityContext::InsecureRequestsPolicy getInsecureRequestsPolicy() const;
     SecurityContext::InsecureNavigationsSet* insecureNavigationsToUpgrade() const;
@@ skipping 128 matching lines @@
 
     SandboxFlags m_forcedSandboxFlags;
 
     bool m_dispatchingDidClearWindowObjectInMainWorld;
     bool m_protectProvisionalLoader;
 };
 
 } // namespace blink
 
 #endif // FrameLoader_h