Store previous painting clip rects on FragmentData.

third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp

Index: third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp
diff --git a/third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp b/third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp
index 7a6d42cbb392cecabfb45d04beb2968c4bc8b3ed..b80806467fcc7fbcb6912a4a0f5fd81adc26ed0e 100644
--- a/third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp
+++ b/third_party/WebKit/Source/core/paint/PrePaintTreeWalkTest.cpp
@@ -290,22 +290,30 @@ TEST_P(PrePaintTreeWalkTest, ClipRects) {
       "  </div>"
       "</div>");
 
-  auto* parent = GetPaintLayerByElementId("parent");
-  auto* child = GetPaintLayerByElementId("child");
-  auto* grandchild = GetPaintLayerByElementId("grandchild");
+  auto* parent = GetLayoutObjectByElementId("parent");
+  auto* child = GetLayoutObjectByElementId("child");
+  auto* grandchild = GetLayoutObjectByElementId("grandchild");
 
-  EXPECT_TRUE(parent->PreviousPaintingClipRects());
-  EXPECT_FALSE(child->PreviousPaintingClipRects());
-  EXPECT_TRUE(grandchild->PreviousPaintingClipRects());
+  EXPECT_TRUE(parent->GetMutableForPainting()
+                  .FirstFragment()
+                  ->PreviousPaintingClipRects());
+  EXPECT_FALSE(child->PaintProperties());
+  EXPECT_TRUE(grandchild->GetMutableForPainting()
+                  .FirstFragment()
+                  ->PreviousPaintingClipRects());
 
-  grandchild->ClearPreviousPaintingClipRects();
+  PrePaintTreeWalk::ClearPreviousPaintingClipRectsForTesting(*grandchild);
   GetDocument().View()->UpdateAllLifecyclePhases();
   // Still no rects, because the walk early-outed at the LayoutView.
-  EXPECT_FALSE(grandchild->PreviousPaintingClipRects());
+  EXPECT_FALSE(grandchild->GetMutableForPainting()
+                   .FirstFragment()
+                   ->PreviousPaintingClipRects());
 
-  grandchild->GetLayoutObject().SetNeedsPaintPropertyUpdate();
+  grandchild->SetNeedsPaintPropertyUpdate();
   GetDocument().View()->UpdateAllLifecyclePhases();
-  EXPECT_TRUE(grandchild->PreviousPaintingClipRects());
+  EXPECT_TRUE(grandchild->GetMutableForPainting()
+                  .FirstFragment()
+                  ->PreviousPaintingClipRects());
 }
 
 TEST_P(PrePaintTreeWalkTest, VisualRectClipForceSubtree) {