Revert of 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 a029d1b940fb66423676f2e7b4b5007cd26ed3da..b434cfe34bd3f30e60614cca9199fcc96fc749b1 100644
--- a/Source/core/rendering/RenderBlock.cpp
+++ b/Source/core/rendering/RenderBlock.cpp
@@ -1722,8 +1722,10 @@ 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->setNeedsPositionedMovementLayout();
+            r->setNeedsLayout();
 
         r->layoutIfNeeded();