Implement box-shadow for table section and row

third_party/WebKit/Source/core/paint/BoxPainter.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 "core/paint/BoxPainter.h"
 
 #include "core/HTMLNames.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/layout/ImageQualityController.h"
@@ skipping 33 matching lines @@
         child->paint(childInfo, adjustedPaintOffset);
 }
 
 void BoxPainter::paintBoxDecorationBackground(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     LayoutRect paintRect = m_layoutBox.borderBoxRect();
     paintRect.moveBy(paintOffset);
     paintBoxDecorationBackgroundWithRect(paintInfo, paintOffset, paintRect);
 }
 
-LayoutRect BoxPainter::boundsForDrawingRecorder(const LayoutPoint& paintOffset)
+LayoutRect BoxPainter::boundsForDrawingRecorder(const LayoutPoint& adjustedPaintOffset)
 {
-    // Use the visual overflow rect here, because it will include overflow introduced by the theme.

[chrishtr, 2016/05/14 08:56:14]

This comment is incorrect somehow?

     LayoutRect bounds = m_layoutBox.visualOverflowRect();
-    bounds.moveBy(paintOffset);
+    bounds.moveBy(adjustedPaintOffset);
     return bounds;
 }
 
 namespace {
 
 bool bleedAvoidanceIsClipping(BackgroundBleedAvoidance bleedAvoidance)
 {
     return bleedAvoidance == BackgroundBleedClipOnly || bleedAvoidance == BackgroundBleedClipLayer;
 }
 
@@ skipping 613 matching lines @@
     }
 }
 
 bool BoxPainter::shouldForceWhiteBackgroundForPrintEconomy(const ComputedStyle& style, const Document& document)
 {
     return document.printing() && style.getPrintColorAdjust() == PrintColorAdjustEconomy
         && (!document.settings() || !document.settings()->shouldPrintBackgrounds());
 }
 
 } // namespace blink