[Async][WIP] Call FrameLoader::checkCompleted() asynchronously to avoid sync body.onload()

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 135 matching lines @@
 
     SecurityContext::InsecureRequestsPolicy insecureRequestsPolicy() const;
     SecurityContext::InsecureNavigationsSet* insecureNavigationsToUpgrade() const;
 
     Frame* opener();
     void setOpener(LocalFrame*);
 
     void detach();
 
     void finishedParsing();
-    void checkCompleted();
+    void checkCompleted(int n);
+    void checkCompletedNow(int n);
 
     void receivedMainResourceRedirect(const KURL& newURL);
 
     // This prepares the FrameLoader for the next commit. It will dispatch
     // unload events, abort XHR requests and detach the document. Returns true
     // if the frame is ready to receive the next commit, or false otherwise.
     bool prepareForCommit();
 
     void commitProvisionalLoad();
 
@@ skipping 39 matching lines @@
 
     enum class HistoryNavigationType {
         DifferentDocument,
         Fragment,
         HistoryApi
     };
     void setHistoryItemStateForCommit(HistoryCommitType, HistoryNavigationType);
 
     void loadInSameDocument(const KURL&, PassRefPtr<SerializedScriptValue> stateObject, FrameLoadType, HistoryLoadType, ClientRedirectPolicy);
 
-    void scheduleCheckCompleted();
-
     void detachDocumentLoader(RefPtrWillBeMember<DocumentLoader>&);
 
     RawPtrWillBeMember<LocalFrame> m_frame;
 
     // FIXME: These should be OwnPtr<T> to reduce build times and simplify
     // header dependencies unless performance testing proves otherwise.
     // Some of these could be lazily created for memory savings on devices.
     mutable FrameLoaderStateMachine m_stateMachine;
 
     OwnPtrWillBeMember<ProgressTracker> m_progressTracker;
@@ skipping 48 matching lines @@
     Timer<FrameLoader> m_didAccessInitialDocumentTimer;
 
     SandboxFlags m_forcedSandboxFlags;
 
     bool m_dispatchingDidClearWindowObjectInMainWorld;
 };
 
 } // namespace blink
 
 #endif // FrameLoader_h