Rename SetNeedsAssignmentRecalc() to SetShadowRootNeedsAssignmentRecalc()

On HTMLSlotElement, this name makes more sense. From a comment at [1].

[1] https://chromium-review.googlesource.com/c/chromium/src/+/2586019/12/third_party/blink/renderer/core/html/html_slot_element.cc#684

Fixed: 1158844
Change-Id: I4d561071868f8db89a91c2a8d0d285c857cfb375
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2593284
Commit-Queue: Mason Freed <masonfreed@chromium.org>
Commit-Queue: Yu Han <yuzhehan@chromium.org>
Auto-Submit: Mason Freed <masonfreed@chromium.org>
Reviewed-by: Yu Han <yuzhehan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#837293}

third_party/blink/renderer/core/html/html_slot_element.cc

@@ -224,7 +224,7 @@ void HTMLSlotElement::assign(HeapVector<Member<Node>> nodes,
 
   if (candidates_changed) {
     assigned_nodes_candidates_.Swap(candidates);
-    ContainingShadowRoot()->GetSlotAssignment().SetNeedsAssignmentRecalc();
+    SetShadowRootNeedsAssignmentRecalc();
     DidSlotChange(SlotChangeType::kSignalSlotChangeEvent);
   }
 }
@@ -567,7 +567,7 @@ void HTMLSlotElement::DidSlotChangeAfterRemovedFromShadowTree() {
 void HTMLSlotElement::DidSlotChangeAfterRenaming() {
   DCHECK(SupportsAssignment());
   EnqueueSlotChangeEvent();
-  SetNeedsAssignmentRecalc();
+  SetShadowRootNeedsAssignmentRecalc();
   CheckSlotChange(SlotChangeType::kSuppressSlotChangeEvent);
 }
 
@@ -681,7 +681,7 @@ void HTMLSlotElement::NotifySlottedNodesOfFlatTreeChangeNaive(
   }
 }
 
-void HTMLSlotElement::SetNeedsAssignmentRecalc() {
+void HTMLSlotElement::SetShadowRootNeedsAssignmentRecalc() {
   ContainingShadowRoot()->GetSlotAssignment().SetNeedsAssignmentRecalc();
 }
 
@@ -689,7 +689,7 @@ void HTMLSlotElement::DidSlotChange(SlotChangeType slot_change_type) {
   DCHECK(SupportsAssignment());
   if (slot_change_type == SlotChangeType::kSignalSlotChangeEvent)
     EnqueueSlotChangeEvent();
-  SetNeedsAssignmentRecalc();
+  SetShadowRootNeedsAssignmentRecalc();
   // Check slotchange recursively since this slotchange may cause another
   // slotchange.
   CheckSlotChange(SlotChangeType::kSuppressSlotChangeEvent);

third_party/blink/renderer/core/html/html_slot_element.h

@@ -138,7 +138,7 @@ class CORE_EXPORT HTMLSlotElement final : public HTMLElement {
       const HeapVector<Member<Node>>& old_slotted,
       const HeapVector<Member<Node>>& new_slotted);
 
-  void SetNeedsAssignmentRecalc();
+  void SetShadowRootNeedsAssignmentRecalc();
   bool CheckNodesValidity(HeapVector<Member<Node>> nodes, ExceptionState&);
 
   // SlotAssignnment:recalc runs in tree order. Update to assigned order.