Rename renderer() to layoutObject().

Source/core/paint/ViewDisplayListTest.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/layout/LayoutTestHelper.h"
 #include "core/layout/LayoutText.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/compositing/LayerCompositor.h"
@@ skipping 101 matching lines @@
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 3,
         TestDisplayItem(layoutView(), DisplayItem::ClipLayerForeground),
         TestDisplayItem(layoutView(), DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(layoutView(), DisplayItem::clipTypeToEndClipType(DisplayItem::ClipLayerForeground)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateBasic)
 {
     setBodyInnerHTML("<div id='first'><div id='second'></div></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->firstChild()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->firstChild()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 300, 300));
     drawRect(&context, second, PaintPhaseChildBlockBackground, FloatRect(100, 100, 200, 200));
     drawRect(&context, first, PaintPhaseOutline, FloatRect(100, 100, 300, 300));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 3,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseChildBlockBackground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 
     rootDisplayItemList().invalidate(second->displayItemClient());
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 300, 300));
     drawRect(&context, first, PaintPhaseOutline, FloatRect(100, 100, 300, 300));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateSwapOrder)
 {
     setBodyInnerHTML("<div id='first'><div id='second'></div></div><div id='unaffected'></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->firstChild()->renderer();
-    LayoutObject* unaffected = document().body()->firstChild()->nextSibling()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->firstChild()->layoutObject();
+    LayoutObject* unaffected = document().body()->firstChild()->nextSibling()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     drawRect(&context, unaffected, PaintPhaseBlockBackground, FloatRect(300, 300, 10, 10));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 3,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(unaffected, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)));
 
     rootDisplayItemList().invalidate(second->displayItemClient());
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, unaffected, PaintPhaseBlockBackground, FloatRect(300, 300, 10, 10));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 3,
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(unaffected, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateNewItemInMiddle)
 {
     setBodyInnerHTML("<div id='first'><div id='second'><div id='third'></div></div></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->firstChild()->renderer();
-    LayoutObject* third = document().body()->firstChild()->firstChild()->firstChild()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->firstChild()->layoutObject();
+    LayoutObject* third = document().body()->firstChild()->firstChild()->firstChild()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)));
 
     rootDisplayItemList().invalidate(third->displayItemClient());
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, third, PaintPhaseBlockBackground, FloatRect(125, 100, 200, 50));
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 3,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(third, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateInvalidationWithPhases)
 {
     setBodyInnerHTML("<div id='first'><div id='second'></div></div><div id='third'></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->firstChild()->renderer();
-    LayoutObject* third = document().body()->firstChild()->nextSibling()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->firstChild()->layoutObject();
+    LayoutObject* third = document().body()->firstChild()->nextSibling()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     drawRect(&context, third, PaintPhaseBlockBackground, FloatRect(300, 100, 50, 50));
     drawRect(&context, first, PaintPhaseForeground, FloatRect(100, 100, 100, 100));
     drawRect(&context, second, PaintPhaseForeground, FloatRect(100, 100, 50, 200));
     drawRect(&context, third, PaintPhaseForeground, FloatRect(300, 100, 50, 50));
     drawRect(&context, first, PaintPhaseOutline, FloatRect(100, 100, 100, 100));
     drawRect(&context, second, PaintPhaseOutline, FloatRect(100, 100, 50, 200));
@@ skipping 31 matching lines @@
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(third, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)),
         TestDisplayItem(third, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateAddFirstOverlap)
 {
     setBodyInnerHTML("<div id='first'></div><div id='second'></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->nextSibling()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->nextSibling()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, second, PaintPhaseBlockBackground, FloatRect(200, 200, 50, 50));
     drawRect(&context, second, PaintPhaseOutline, FloatRect(200, 200, 50, 50));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 
@@ skipping 17 matching lines @@
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(second, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateAddLastOverlap)
 {
     setBodyInnerHTML("<div id='first'></div><div id='second'></div>");
-    LayoutObject* first = document().body()->firstChild()->renderer();
-    LayoutObject* second = document().body()->firstChild()->nextSibling()->renderer();
+    LayoutObject* first = document().body()->firstChild()->layoutObject();
+    LayoutObject* second = document().body()->firstChild()->nextSibling()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, first, PaintPhaseBlockBackground, FloatRect(100, 100, 150, 150));
     drawRect(&context, first, PaintPhaseOutline, FloatRect(100, 100, 150, 150));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 
@@ skipping 18 matching lines @@
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(first, DisplayItem::paintPhaseToDrawingType(PaintPhaseOutline)));
 }
 
 TEST_F(ViewDisplayListTest, UpdateClip)
 {
     setBodyInnerHTML("<div id='first'><div id='second'></div></div>");
-    LayoutBoxModelObject* firstRenderer = toLayoutBoxModelObject(document().body()->firstChild()->renderer());
-    LayoutBoxModelObject* secondRenderer = toLayoutBoxModelObject(document().body()->firstChild()->firstChild()->renderer());
+    LayoutBoxModelObject* firstRenderer = toLayoutBoxModelObject(document().body()->firstChild()->layoutObject());
+    LayoutBoxModelObject* secondRenderer = toLayoutBoxModelObject(document().body()->firstChild()->firstChild()->layoutObject());
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     ClipRect firstClipRect(LayoutRect(1, 1, 2, 2));
     {
         LayerClipRecorder layerClipRecorder(firstRenderer, &context, DisplayItem::ClipLayerForeground, firstClipRect, 0, LayoutPoint(), PaintLayerFlags());
         drawRect(&context, firstRenderer, PaintPhaseBlockBackground, FloatRect(100, 100, 150, 150));
         drawRect(&context, secondRenderer, PaintPhaseBlockBackground, FloatRect(100, 100, 150, 150));
     }
     rootDisplayItemList().endNewPaints();
 
@@ skipping 26 matching lines @@
         TestDisplayItem(secondRenderer, DisplayItem::ClipLayerForeground),
         TestDisplayItem(secondRenderer, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(secondRenderer, DisplayItem::clipTypeToEndClipType(DisplayItem::ClipLayerForeground)));
 }
 
 TEST_F(ViewDisplayListTest, CachedDisplayItems)
 {
     RuntimeEnabledFeatures::setSlimmingPaintDisplayItemCacheEnabled(true);
 
     setBodyInnerHTML("<div id='first'><div id='second'></div></div>");
-    LayoutBoxModelObject* firstRenderer = toLayoutBoxModelObject(document().body()->firstChild()->renderer());
-    LayoutBoxModelObject* secondRenderer = toLayoutBoxModelObject(document().body()->firstChild()->firstChild()->renderer());
+    LayoutBoxModelObject* firstRenderer = toLayoutBoxModelObject(document().body()->firstChild()->layoutObject());
+    LayoutBoxModelObject* secondRenderer = toLayoutBoxModelObject(document().body()->firstChild()->firstChild()->layoutObject());
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, firstRenderer, PaintPhaseBlockBackground, FloatRect(100, 100, 150, 150));
     drawRect(&context, secondRenderer, PaintPhaseBlockBackground, FloatRect(100, 100, 150, 150));
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(firstRenderer, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(secondRenderer, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)));
     EXPECT_TRUE(rootDisplayItemList().clientCacheIsValid(firstRenderer->displayItemClient()));
@@ skipping 26 matching lines @@
 
 TEST_F(ViewDisplayListTest, FullDocumentPaintingWithCaret_CacheDisabled)
 {
     RuntimeEnabledFeatures::setSlimmingPaintDisplayItemCacheEnabled(false);
 
     setBodyInnerHTML("<div id='div' contentEditable='true' style='outline:none'>XYZ</div>");
     document().page()->focusController().setActive(true);
     document().page()->focusController().setFocused(true);
     LayoutView* layoutView = document().layoutView();
     Layer* rootLayer = layoutView->layer();
-    LayoutObject* htmlRenderer = document().documentElement()->renderer();
+    LayoutObject* htmlRenderer = document().documentElement()->layoutObject();
     Element* div = toElement(document().body()->firstChild());
-    LayoutObject* divRenderer = document().body()->firstChild()->renderer();
-    InlineTextBox* textInlineBox = toLayoutText(div->firstChild()->renderer())->firstTextBox();
+    LayoutObject* divRenderer = document().body()->firstChild()->layoutObject();
+    InlineTextBox* textInlineBox = toLayoutText(div->firstChild()->layoutObject())->firstTextBox();
 
     SkCanvas canvas(800, 600);
     GraphicsContext context(&canvas, &rootDisplayItemList());
     LayerPaintingInfo paintingInfo(rootLayer, LayoutRect(0, 0, 800, 600), PaintBehaviorNormal, LayoutSize());
     LayerPainter(*rootLayer).paintLayerContents(&context, paintingInfo, PaintLayerPaintingCompositingAllPhases);
     rootDisplayItemList().endNewPaints();
 
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 2,
         TestDisplayItem(htmlRenderer, DisplayItem::BoxDecorationBackground),
         TestDisplayItem(textInlineBox->displayItemClient(), DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)));
@@ skipping 11 matching lines @@
 
 TEST_F(ViewDisplayListTest, FullDocumentPaintingWithCaret_CacheEnabled)
 {
     RuntimeEnabledFeatures::setSlimmingPaintDisplayItemCacheEnabled(true);
 
     setBodyInnerHTML("<div id='div' contentEditable='true' style='outline:none'>XYZ</div>");
     document().page()->focusController().setActive(true);
     document().page()->focusController().setFocused(true);
     LayoutView* layoutView = document().layoutView();
     Layer* rootLayer = layoutView->layer();
-    LayoutObject* htmlRenderer = document().documentElement()->renderer();
-    LayoutObject* bodyRenderer = document().body()->renderer();
+    LayoutObject* htmlRenderer = document().documentElement()->layoutObject();
+    LayoutObject* bodyRenderer = document().body()->layoutObject();
     Element* div = toElement(document().body()->firstChild());
-    LayoutObject* divRenderer = document().body()->firstChild()->renderer();
-    InlineTextBox* textInlineBox = toLayoutText(div->firstChild()->renderer())->firstTextBox();
+    LayoutObject* divRenderer = document().body()->firstChild()->layoutObject();
+    InlineTextBox* textInlineBox = toLayoutText(div->firstChild()->layoutObject())->firstTextBox();
 
     SkCanvas canvas(800, 600);
     GraphicsContext context(&canvas, &rootDisplayItemList());
     LayerPaintingInfo paintingInfo(rootLayer, LayoutRect(0, 0, 800, 600), PaintBehaviorNormal, LayoutSize());
     LayerPainter(*rootLayer).paintLayerContents(&context, paintingInfo, PaintLayerPaintingCompositingAllPhases);
     rootDisplayItemList().endNewPaints();
 
     EXPECT_EQ((size_t)10, rootDisplayItemList().paintList().size());
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 10,
         TestDisplayItem(htmlRenderer, DisplayItem::paintPhaseToBeginSubtreeType(PaintPhaseBlockBackground)),
@@ skipping 27 matching lines @@
         TestDisplayItem(divRenderer, DisplayItem::Caret), // New!
         TestDisplayItem(divRenderer, DisplayItem::paintPhaseToEndSubtreeType(PaintPhaseForeground)),
         TestDisplayItem(bodyRenderer, DisplayItem::paintPhaseToEndSubtreeType(PaintPhaseForeground)),
         TestDisplayItem(htmlRenderer, DisplayItem::paintPhaseToEndSubtreeType(PaintPhaseForeground)));
 }
 
 TEST_F(ViewDisplayListTest, ComplexUpdateSwapOrder)
 {
     setBodyInnerHTML("<div id='container1'><div id='content1'></div></div>"
         "<div id='container2'><div id='content2'></div></div>");
-    LayoutObject* container1 = document().body()->firstChild()->renderer();
-    LayoutObject* content1 = document().body()->firstChild()->firstChild()->renderer();
-    LayoutObject* container2 = document().body()->firstChild()->nextSibling()->renderer();
-    LayoutObject* content2 = document().body()->firstChild()->nextSibling()->firstChild()->renderer();
+    LayoutObject* container1 = document().body()->firstChild()->layoutObject();
+    LayoutObject* content1 = document().body()->firstChild()->firstChild()->layoutObject();
+    LayoutObject* container2 = document().body()->firstChild()->nextSibling()->layoutObject();
+    LayoutObject* content2 = document().body()->firstChild()->nextSibling()->firstChild()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     drawRect(&context, container1, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
     drawRect(&context, content1, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     drawRect(&context, content1, PaintPhaseForeground, FloatRect(100, 100, 50, 200));
     drawRect(&context, container1, PaintPhaseForeground, FloatRect(100, 100, 100, 100));
     drawRect(&context, container2, PaintPhaseBlockBackground, FloatRect(100, 200, 100, 100));
     drawRect(&context, content2, PaintPhaseBlockBackground, FloatRect(100, 200, 50, 200));
     drawRect(&context, content2, PaintPhaseForeground, FloatRect(100, 200, 50, 200));
     drawRect(&context, container2, PaintPhaseForeground, FloatRect(100, 200, 100, 100));
@@ skipping 31 matching lines @@
         TestDisplayItem(content1, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(container1, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)));
 }
 
 TEST_F(ViewDisplayListTest, CachedSubtreeSwapOrder)
 {
     RuntimeEnabledFeatures::setSlimmingPaintDisplayItemCacheEnabled(true);
 
     setBodyInnerHTML("<div id='container1'><div id='content1'></div></div>"
         "<div id='container2'><div id='content2'></div></div>");
-    LayoutObject* container1 = document().body()->firstChild()->renderer();
-    LayoutObject* content1 = document().body()->firstChild()->firstChild()->renderer();
-    LayoutObject* container2 = document().body()->firstChild()->nextSibling()->renderer();
-    LayoutObject* content2 = document().body()->firstChild()->nextSibling()->firstChild()->renderer();
+    LayoutObject* container1 = document().body()->firstChild()->layoutObject();
+    LayoutObject* content1 = document().body()->firstChild()->firstChild()->layoutObject();
+    LayoutObject* container2 = document().body()->firstChild()->nextSibling()->layoutObject();
+    LayoutObject* content2 = document().body()->firstChild()->nextSibling()->firstChild()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     {
         SubtreeRecorder r(&context, *container1, PaintPhaseBlockBackground);
         r.begin();
         drawRect(&context, container1, PaintPhaseBlockBackground, FloatRect(100, 100, 100, 100));
         drawRect(&context, content1, PaintPhaseBlockBackground, FloatRect(100, 100, 50, 200));
     }
     {
         SubtreeRecorder r(&context, *container1, PaintPhaseForeground);
@@ skipping 82 matching lines @@
         TestDisplayItem(container1, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(container1, DisplayItem::paintPhaseToEndSubtreeType(PaintPhaseForeground)));
 }
 
 TEST_F(ViewDisplayListTest, Scope)
 {
     RuntimeEnabledFeatures::setSlimmingPaintDisplayItemCacheEnabled(true);
 
     setBodyInnerHTML("<div id='multicol'><div id='content'></div></div>");
 
-    LayoutObject* multicol = document().body()->firstChild()->renderer();
-    LayoutObject* content = document().body()->firstChild()->firstChild()->renderer();
+    LayoutObject* multicol = document().body()->firstChild()->layoutObject();
+    LayoutObject* content = document().body()->firstChild()->firstChild()->layoutObject();
     GraphicsContext context(nullptr, &rootDisplayItemList());
 
     FloatRect rect1(100, 100, 50, 50);
     FloatRect rect2(150, 100, 50, 50);
     FloatRect rect3(200, 100, 50, 50);
     drawRect(&context, multicol, PaintPhaseBlockBackground, FloatRect(100, 200, 100, 100));
     {
         ScopeRecorder r(&context, *multicol);
         drawRect(&context, content, PaintPhaseForeground, rect1);
     }
@@ skipping 56 matching lines @@
     EXPECT_DISPLAY_LIST(rootDisplayItemList().paintList(), 4,
         TestDisplayItem(multicol, DisplayItem::paintPhaseToDrawingType(PaintPhaseBlockBackground)),
         TestDisplayItem(content, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(content, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)),
         TestDisplayItem(content, DisplayItem::paintPhaseToDrawingType(PaintPhaseForeground)));
     EXPECT_NE(picture1, static_cast<DrawingDisplayItem*>(rootDisplayItemList().paintList()[1].get())->picture());
     EXPECT_NE(picture2, static_cast<DrawingDisplayItem*>(rootDisplayItemList().paintList()[2].get())->picture());
 }
 
 } // namespace blink