Fix first paint tracking for SPv2

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

Index: third_party/WebKit/Source/core/paint/PaintLayer.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.cpp b/third_party/WebKit/Source/core/paint/PaintLayer.cpp
index d2992e3928950989b36a96989acb2a1f7f109328..f2e9e46fe9defb29144dda1d8ad5d4351c03f3d5 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayer.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayer.cpp
@@ -73,7 +73,6 @@
 #include "core/paint/BoxReflectionUtils.h"
 #include "core/paint/FilterEffectBuilder.h"
 #include "core/paint/ObjectPaintInvalidator.h"
-#include "core/paint/PaintTiming.h"
 #include "platform/LengthFunctions.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/geometry/FloatPoint3D.h"
@@ -3185,12 +3184,6 @@ void PaintLayer::clearNeedsRepaintRecursively() {
   m_needsRepaint = false;
 }
 
-PaintTiming* PaintLayer::paintTiming() {
-  if (Node* node = layoutObject()->node())
-    return &PaintTiming::from(node->document());
-  return nullptr;
-}
-
 #if CHECK_DISPLAY_ITEM_CLIENT_ALIVENESS
 void PaintLayer::endShouldKeepAliveAllClientsRecursive() {
   for (PaintLayer* child = firstChild(); child; child = child->nextSibling())