Add 'printing' flag to PaintInfo

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"
@@ skipping 480 matching lines @@
             clippingRule = LayerClipRecorder::DoNotIncludeSelfForBorderRadius;
             break;
         default:
             clippingRule = LayerClipRecorder::IncludeSelfForBorderRadius;
             break;
         }
 
         clipRecorder.emplace(*context, *m_paintLayer.layoutObject(), clipType, clipRect, &paintingInfo, fragment.paginationOffset, paintFlags, clippingRule);
     }
 
+    if (paintingInfo.globalPaintFlags() & GlobalPaintPrinting)
+        paintBehavior |= PaintBehaviorPrinting;
+
     PaintInfo paintInfo(context, pixelSnappedIntRect(clipRect.rect()), phase, paintBehavior, paintingRootForLayoutObject, 0, paintingInfo.rootLayer->layoutObject());
     Optional<ScrollRecorder> scrollRecorder;
     LayoutPoint paintOffset = toPoint(fragment.layerBounds.location() - m_paintLayer.layoutBoxLocation());
     if (!paintingInfo.scrollOffsetAccumulation.isZero()) {
         // As a descendant of the root layer, m_paintLayer's painting is not controlled by the ScrollRecorders
         // created by BlockPainter of the ancestor layers up to the root layer, so we need to issue ScrollRecorder
         // for this layer seperately, with the scroll offset accumulated from the root layer to the parent of this
         // layer, to get the same result as ScrollRecorder in BlockPainter.
         paintOffset += paintingInfo.scrollOffsetAccumulation;
         paintInfo.rect.move(paintingInfo.scrollOffsetAccumulation);
@@ skipping 97 matching lines @@
     if (!m_paintLayer.containsDirtyOverlayScrollbars())
         return;
 
     DeprecatedPaintLayerPaintingInfo paintingInfo(&m_paintLayer, LayoutRect(enclosingIntRect(damageRect)), paintFlags, LayoutSize(), paintingRoot);
     paintLayer(context, paintingInfo, PaintLayerPaintingOverlayScrollbars);
 
     m_paintLayer.setContainsDirtyOverlayScrollbars(false);
 }
 
 } // namespace blink