Divorce PaintInvalidationState from LayoutState

Source/core/rendering/RenderObject.cpp

Index: Source/core/rendering/RenderObject.cpp
diff --git a/Source/core/rendering/RenderObject.cpp b/Source/core/rendering/RenderObject.cpp
index e3194e45b26745dd218c97f50ab36e264aaa7441..2b2c1943f75e9bf66b314802bdc7a2f4741e18c3 100644
--- a/Source/core/rendering/RenderObject.cpp
+++ b/Source/core/rendering/RenderObject.cpp
@@ -1304,7 +1304,7 @@ void RenderObject::addChildFocusRingRects(Vector<IntRect>& rects, const LayoutPo
 }
 
 // FIXME: In repaint-after-layout, we should be able to change the logic to remove the need for this function. See crbug.com/368416.
-LayoutPoint RenderObject::positionFromPaintInvalidationContainer(const RenderLayerModelObject* paintInvalidationContainer) const
+LayoutPoint RenderObject::positionFromPaintInvalidationContainer(const RenderLayerModelObject* paintInvalidationContainer, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     // FIXME: This assert should be re-enabled when we move paint invalidation to after compositing update. crbug.com/360286
     // ASSERT(containerForPaintInvalidation() == paintInvalidationContainer);
@@ -1313,7 +1313,7 @@ LayoutPoint RenderObject::positionFromPaintInvalidationContainer(const RenderLay
     if (paintInvalidationContainer == this)
         return offset;
 
-    return roundedIntPoint(localToContainerPoint(offset, paintInvalidationContainer));
+    return roundedIntPoint(localToContainerPoint(offset, paintInvalidationContainer, 0, 0, invalidationTreeWalkState));
 }
 
 IntRect RenderObject::absoluteBoundingBoxRect() const
@@ -1459,9 +1459,9 @@ static PassRefPtr<TraceEvent::ConvertableToTraceFormat> jsonObjectForPaintInvali
     return value.finish();
 }
 
-LayoutRect RenderObject::computePaintInvalidationRect(const RenderLayerModelObject* paintInvalidationContainer) const
+LayoutRect RenderObject::computePaintInvalidationRect(const RenderLayerModelObject* paintInvalidationContainer, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
-    return clippedOverflowRectForPaintInvalidation(paintInvalidationContainer);
+    return clippedOverflowRectForPaintInvalidation(paintInvalidationContainer, invalidationTreeWalkState);
 }
 
 void RenderObject::invalidatePaintUsingContainer(const RenderLayerModelObject* paintInvalidationContainer, const IntRect& r, InvalidationReason invalidationReason) const
@@ -1520,11 +1520,11 @@ void RenderObject::paintInvalidationForWholeRenderer() const
     invalidatePaintUsingContainer(paintInvalidationContainer, pixelSnappedIntRect(paintInvalidationRect), InvalidationPaint);
 }
 
-LayoutRect RenderObject::boundsRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer) const
+LayoutRect RenderObject::boundsRectForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     if (!paintInvalidationContainer)
-        return computePaintInvalidationRect(paintInvalidationContainer);
-    return RenderLayer::computePaintInvalidationRect(this, paintInvalidationContainer->layer());
+        return computePaintInvalidationRect(paintInvalidationContainer, invalidationTreeWalkState);
+    return RenderLayer::computePaintInvalidationRect(this, paintInvalidationContainer->layer(), invalidationTreeWalkState);
 }
 
 void RenderObject::invalidatePaintRectangle(const LayoutRect& r) const
@@ -1581,7 +1581,7 @@ const char* RenderObject::invalidationReasonToString(InvalidationReason reason)
     return "";
 }
 
-void RenderObject::invalidateTreeAfterLayout(const RenderLayerModelObject& paintInvalidationContainer)
+void RenderObject::invalidateTreeAfterLayout(const InvalidationTreeWalkState& invalidationTreeWalkState)
 {
     // If we didn't need paint invalidation then our children don't need as well.
     // Skip walking down the tree as everything should be fine below us.
@@ -1592,7 +1592,7 @@ void RenderObject::invalidateTreeAfterLayout(const RenderLayerModelObject& paint
 
     for (RenderObject* child = slowFirstChild(); child; child = child->nextSibling()) {
         if (!child->isOutOfFlowPositioned())
-            child->invalidateTreeAfterLayout(paintInvalidationContainer);
+            child->invalidateTreeAfterLayout(invalidationTreeWalkState);
     }
 }
 
@@ -1710,20 +1710,20 @@ bool RenderObject::checkForPaintInvalidation() const
     return !document().view()->needsFullPaintInvalidation() && everHadLayout();
 }
 
-LayoutRect RenderObject::rectWithOutlineForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer, LayoutUnit outlineWidth) const
+LayoutRect RenderObject::rectWithOutlineForPaintInvalidation(const RenderLayerModelObject* paintInvalidationContainer, LayoutUnit outlineWidth, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
-    LayoutRect r(clippedOverflowRectForPaintInvalidation(paintInvalidationContainer));
+    LayoutRect r(clippedOverflowRectForPaintInvalidation(paintInvalidationContainer, invalidationTreeWalkState));
     r.inflate(outlineWidth);
     return r;
 }
 
-LayoutRect RenderObject::clippedOverflowRectForPaintInvalidation(const RenderLayerModelObject*) const
+LayoutRect RenderObject::clippedOverflowRectForPaintInvalidation(const RenderLayerModelObject*, const InvalidationTreeWalkState*) const
 {
     ASSERT_NOT_REACHED();
     return LayoutRect();
 }
 
-void RenderObject::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, bool fixed) const
+void RenderObject::mapRectToPaintInvalidationBacking(const RenderLayerModelObject* paintInvalidationContainer, LayoutRect& rect, bool fixed, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     if (paintInvalidationContainer == this)
         return;
@@ -1742,11 +1742,11 @@ void RenderObject::mapRectToPaintInvalidationBacking(const RenderLayerModelObjec
                 return;
         }
 
-        o->mapRectToPaintInvalidationBacking(paintInvalidationContainer, rect, fixed);
+        o->mapRectToPaintInvalidationBacking(paintInvalidationContainer, rect, fixed, invalidationTreeWalkState);
     }
 }
 
-void RenderObject::computeFloatRectForPaintInvalidation(const RenderLayerModelObject*, FloatRect&, bool) const
+void RenderObject::computeFloatRectForPaintInvalidation(const RenderLayerModelObject*, FloatRect&, bool, const InvalidationTreeWalkState*) const
 {
     ASSERT_NOT_REACHED();
 }
@@ -2303,7 +2303,7 @@ FloatQuad RenderObject::absoluteToLocalQuad(const FloatQuad& quad, MapCoordinate
     return transformState.lastPlanarQuad();
 }
 
-void RenderObject::mapLocalToContainer(const RenderLayerModelObject* paintInvalidationContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed) const
+void RenderObject::mapLocalToContainer(const RenderLayerModelObject* paintInvalidationContainer, TransformState& transformState, MapCoordinatesFlags mode, bool* wasFixed, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     if (paintInvalidationContainer == this)
         return;
@@ -2325,7 +2325,7 @@ void RenderObject::mapLocalToContainer(const RenderLayerModelObject* paintInvali
     if (o->hasOverflowClip())
         transformState.move(-toRenderBox(o)->scrolledContentOffset());
 
-    o->mapLocalToContainer(paintInvalidationContainer, transformState, mode, wasFixed);
+    o->mapLocalToContainer(paintInvalidationContainer, transformState, mode, wasFixed, invalidationTreeWalkState);
 }
 
 const RenderObject* RenderObject::pushMappingToContainer(const RenderLayerModelObject* ancestorToStopAt, RenderGeometryMap& geometryMap) const
@@ -2396,10 +2396,10 @@ FloatQuad RenderObject::localToContainerQuad(const FloatQuad& localQuad, const R
     return transformState.lastPlanarQuad();
 }
 
-FloatPoint RenderObject::localToContainerPoint(const FloatPoint& localPoint, const RenderLayerModelObject* paintInvalidationContainer, MapCoordinatesFlags mode, bool* wasFixed) const
+FloatPoint RenderObject::localToContainerPoint(const FloatPoint& localPoint, const RenderLayerModelObject* paintInvalidationContainer, MapCoordinatesFlags mode, bool* wasFixed, const InvalidationTreeWalkState* invalidationTreeWalkState) const
 {
     TransformState transformState(TransformState::ApplyTransformDirection, localPoint);
-    mapLocalToContainer(paintInvalidationContainer, transformState, mode | ApplyContainerFlip | UseTransforms, wasFixed);
+    mapLocalToContainer(paintInvalidationContainer, transformState, mode | ApplyContainerFlip | UseTransforms, wasFixed, invalidationTreeWalkState);
     transformState.flatten();
 
     return transformState.lastPlanarPoint();