Do not SendPasswordForms when LocalFrame is being detached

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 86 matching lines @@
             FrameLoadType = FrameLoadTypeStandard,
             HistoryItem* = nullptr,
             HistoryLoadType = HistoryDifferentDocumentLoad);
 
   static void reportLocalLoadFailed(LocalFrame*, const String& url);
 
   // Warning: stopAllLoaders can and will detach the LocalFrame out from under
   // you. All callers need to either protect the LocalFrame or guarantee they
   // won't in any way access the LocalFrame after stopAllLoaders returns.
   void stopAllLoaders();
+  bool isInStopAllLoaders() const { return m_inStopAllLoaders; }
 
   // FIXME: clear() is trying to do too many things. We should break it down
   // into smaller functions.
   void clear();
 
   void replaceDocumentWhileExecutingJavaScriptURL(const String& source,
                                                   Document* ownerDocument);
 
   // Notifies the client that the initial empty document has been accessed, and
   // thus it is no longer safe to show a provisional URL above the document
@@ skipping 200 matching lines @@
   SandboxFlags m_forcedSandboxFlags;
 
   bool m_dispatchingDidClearWindowObjectInMainWorld;
   bool m_protectProvisionalLoader;
   bool m_isNavigationHandledByClient;
 };
 
 }  // namespace blink
 
 #endif  // FrameLoader_h