[Reland] Correct fixed-position recording for Slimming Paint

Source/core/paint/DeprecatedPaintLayerPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/paint/DeprecatedPaintLayerPainter.h"
 
 #include "core/frame/Settings.h"
 #include "core/layout/ClipPathOperation.h"
 #include "core/layout/LayoutBlock.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/svg/LayoutSVGResourceClipper.h"
 #include "core/page/Page.h"
 #include "core/paint/CompositingRecorder.h"
 #include "core/paint/DeprecatedPaintLayer.h"
 #include "core/paint/FilterPainter.h"
 #include "core/paint/LayerClipRecorder.h"
+#include "core/paint/LayerFixedPositionRecorder.h"
 #include "core/paint/PaintInfo.h"
 #include "core/paint/SVGClipPainter.h"
 #include "core/paint/ScopeRecorder.h"
 #include "core/paint/ScrollableAreaPainter.h"
 #include "core/paint/Transform3DRecorder.h"
 #include "platform/graphics/GraphicsLayer.h"
 #include "platform/graphics/paint/ClipPathRecorder.h"
 #include "platform/graphics/paint/ClipRecorder.h"
 #include "platform/graphics/paint/CompositingDisplayItem.h"
 #include "platform/graphics/paint/DisplayItemList.h"
@@ skipping 44 matching lines @@
     if (shouldSuppressPaintingLayer(&m_paintLayer))
         return;
 
     // If this layer is totally invisible then there is nothing to paint.
     if (!m_paintLayer.layoutObject()->opacity())
         return;
 
     if (m_paintLayer.paintsWithTransparency(paintingInfo.paintBehavior))
         paintFlags |= PaintLayerHaveTransparency;
 
+    LayerFixedPositionRecorder fixedPositionRecorder(*context, *m_paintLayer.layoutObject());
+
     // PaintLayerAppliedTransform is used in LayoutReplica, to avoid applying the transform twice.
     if (m_paintLayer.paintsWithTransform(paintingInfo.paintBehavior) && !(paintFlags & PaintLayerAppliedTransform)) {
         paintLayerWithTransform(context, paintingInfo, paintFlags);
         return;
     }
 
     paintLayerContentsAndReflection(context, paintingInfo, paintFlags);
 }
 
 void DeprecatedPaintLayerPainter::paintLayerContentsAndReflection(GraphicsContext* context, const DeprecatedPaintLayerPaintingInfo& paintingInfo, PaintLayerFlags paintFlags, FragmentPolicy fragmentPolicy)
@@ skipping 631 matching lines @@
     if (!m_paintLayer.containsDirtyOverlayScrollbars())
         return;
 
     DeprecatedPaintLayerPaintingInfo paintingInfo(&m_paintLayer, LayoutRect(enclosingIntRect(damageRect)), paintBehavior, LayoutSize(), paintingRoot);
     paintLayer(context, paintingInfo, PaintLayerPaintingOverlayScrollbars);
 
     m_paintLayer.setContainsDirtyOverlayScrollbars(false);
 }
 
 } // namespace blink