Add |GraphicsLayerDebugInfo::getAnnotatedInvalidationRects|

Source/core/rendering/RenderObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 81 matching lines @@
 #ifndef NDEBUG
 #include <stdio.h>
 #endif
 
 namespace blink {
 
 namespace {
 
 static bool gModifyRenderTreeStructureAnyState = false;
 
+bool firstPaintInvalidationTrackingEnabled()
+{
+    bool isEnabled;
+    TRACE_EVENT_CATEGORY_GROUP_ENABLED(TRACE_DISABLED_BY_DEFAULT("blink.invalidation"), &isEnabled);
+    return isEnabled;
+}
+
+typedef WillBeHeapHashSet<RawPtrWillBeWeakMember<const RenderObject> > RenderObjectWeakSet;
+RenderObjectWeakSet& renderObjectNeverHadPaintInvalidationSet()
+{
+    DEFINE_STATIC_LOCAL(RenderObjectWeakSet, set, ());
+    return set;
+}
+
 } // namespace
 
 using namespace HTMLNames;
 
 #if ENABLE(ASSERT)
 
 RenderObject::SetLayoutNeededForbiddenScope::SetLayoutNeededForbiddenScope(RenderObject& renderObject)
     : m_renderObject(renderObject)
     , m_preexistingForbidden(m_renderObject.isSetNeedsLayoutForbidden())
 {
@@ skipping 114 matching lines @@
     , m_next(nullptr)
 #if ENABLE(ASSERT)
     , m_hasAXObject(false)
     , m_setNeedsLayoutForbidden(false)
 #if ENABLE(OILPAN)
     , m_didCallDestroy(false)
 #endif
 #endif
     , m_bitfields(node)
 {
+    if (firstPaintInvalidationTrackingEnabled())
+        renderObjectNeverHadPaintInvalidationSet().add(this);
+
 #ifndef NDEBUG
     renderObjectCounter.increment();
 #endif
     ++s_instanceCount;
 }
 
 RenderObject::~RenderObject()
 {
+    if (firstPaintInvalidationTrackingEnabled())
+        renderObjectNeverHadPaintInvalidationSet().remove(this);
+
     ASSERT(!m_hasAXObject);
 #if ENABLE(OILPAN)
     ASSERT(m_didCallDestroy);
 #endif
 #ifndef NDEBUG
     renderObjectCounter.decrement();
 #endif
     --s_instanceCount;
 }
 
@@ skipping 1151 matching lines @@
     topLevelRect = result;
     for (RenderObject* current = slowFirstChild(); current; current = current->nextSibling())
         current->addAbsoluteRectForLayer(result);
     return result;
 }
 
 void RenderObject::paint(PaintInfo&, const LayoutPoint&)
 {
 }
 
+void RenderObject::setHadPaintInvalidation()
+{
+    if (firstPaintInvalidationTrackingEnabled())
+        renderObjectNeverHadPaintInvalidationSet().remove(this);
+}
+
+bool RenderObject::hadPaintInvalidation() const
+{
+    if (firstPaintInvalidationTrackingEnabled())
+        return true;
+
+    return !renderObjectNeverHadPaintInvalidationSet().contains(this);
+}
+
 const RenderLayerModelObject* RenderObject::containerForPaintInvalidation() const
 {
     if (!isRooted())
         return 0;
 
     return adjustCompositedContainerForSpecialAncestors(enclosingCompositedContainer());
 }
 
 const RenderLayerModelObject* RenderObject::enclosingCompositedContainer() const
 {
@@ skipping 2029 matching lines @@
 {
     if (object1) {
         const blink::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif