Fixed the paint supression to track only render-blocking stylesheets

third_party/WebKit/Source/core/dom/Document.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 1402 matching lines @@
   void AddListenerType(ListenerType listener_type) {
     listener_types_ |= listener_type;
   }
   void AddMutationEventListenerTypeIfEnabled(ListenerType);
 
   void DidAssociateFormControlsTimerFired(TimerBase*);
 
   void ClearFocusedElementSoon();
   void ClearFocusedElementTimerFired(TimerBase*);
 
+  bool HasPendingRenderBlockingSheets() const;
   bool HaveScriptBlockingStylesheetsLoaded() const;
   bool HaveRenderBlockingStylesheetsLoaded() const;
   void StyleResolverMayHaveChanged();
 
   void SetHoverElement(Element*);
 
   using EventFactorySet = HashSet<std::unique_ptr<EventFactoryBase>>;
   static EventFactorySet& EventFactories();
 
   void SetNthIndexCache(NthIndexCache* nth_index_cache) {
@@ skipping 301 matching lines @@
 DEFINE_TYPE_CASTS(TreeScope, Document, document, true, true);
 
 }  // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLiveDocumentInstances();
 #endif
 
 #endif  // Document_h