Implement collection of out-of-flow descendants

third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc

Index: third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
index 224f9bc554f580b63ce790d92f688e6c6ef174f3..38b43b111befbc47c63be3a5c7f805196c2ff83d 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
+++ b/third_party/WebKit/Source/core/layout/ng/ng_block_layout_algorithm.cc
@@ -245,6 +245,15 @@ NGLayoutStatus NGBlockLayoutAlgorithm::Layout(
     }
     case kStateChildLayout: {
       if (current_child_) {
+        // TODO(atotic): uncomment this code when implementing oof layout.
+        // This code cannot be turned on because it prevents layout of
+        // oof children, and non-layedout objects trigger  a DCHECK.
+        // EPosition position = current_child_->Style()->position();
+        // if ((position == AbsolutePosition || position == FixedPosition)) {
+        //   builder_->AddOutOfFlowCandidateChild(current_child_,
+        //   GetChildSpaceOffset());
+        // }
+        // else
         if (!LayoutCurrentChild())
           return kNotFinished;
         current_child_ = current_child_->NextSibling();
@@ -434,8 +443,7 @@ NGBlockLayoutAlgorithm::CreateConstraintSpaceForCurrentChild() const {
       space_builder_->ToConstraintSpace());
 
   // TODO(layout-ng): Set offset through the space builder.
-  child_space->SetOffset(
-      NGLogicalOffset(border_and_padding_.inline_start, content_size_));
+  child_space->SetOffset(GetChildSpaceOffset());
 
   // TODO(layout-ng): avoid copying here. A child and parent constraint spaces
   // should share the same backing space.