RenderBlock::layoutPositionedObjects should use setNeedsPositionedMovementLayout

Source/core/rendering/RenderBlock.cpp

Index: Source/core/rendering/RenderBlock.cpp
diff --git a/Source/core/rendering/RenderBlock.cpp b/Source/core/rendering/RenderBlock.cpp
index 9e6444c78d1946e3854d112a31650aa2188d2c8f..8151203f9cd21376bafc323f2af88b748186f018 100644
--- a/Source/core/rendering/RenderBlock.cpp
+++ b/Source/core/rendering/RenderBlock.cpp
@@ -1715,10 +1715,8 @@ void RenderBlock::layoutPositionedObjects(bool relayoutChildren, PositionedLayou
             oldLogicalTop = logicalTopForChild(r);
         }
 
-        // FIXME: We should be able to do a r->setNeedsPositionedMovementLayout() here instead of a full layout. Need
-        // to investigate why it does not trigger the correct invalidations in that case. crbug.com/350756
         if (info == ForcedLayoutAfterContainingBlockMoved)
-            r->setNeedsLayout();
+            r->setNeedsPositionedMovementLayout();
 
         r->layoutIfNeeded();